9 Best Bike Chainring Bolts for 2026 (Secure Your Cranks)
You want strong, lightweight bolts that stay tight on rough trails without adding bulk.
Choose from durable steel or lightweight 7075 aluminum options like Lotatheta, YBEKI, or Dymoece for reliability. They resist stripping, fit most cranks, and handle high torque.
Proper fit and material mean better performance and peace of mind when the trail gets tough: see how each option stands up when pushed.
| Lotatheta 5-Piece Chainring Bolt Set with Washers |  | Best Value | Material: Steel bolts, aluminum washers | Quantity: 25 pcs (5 each for single, double, triple + washers) | Compatibility: Single, double, triple chainrings | VIEW LATEST PRICE | Read Our Analysis |
| RocRide Single Chainring Bolts in Aluminum or Steel. Pack of 5. |  | Lightweight Performance | Material: Steel or aluminum | Quantity: 5 pcs | Compatibility: 4 or 5 bolt chainrings | VIEW LATEST PRICE | Read Our Analysis |
| YBEKI 7075-T651 Chainring Bolts Kit |  | Premium Choice | Material: 7075-T651 aluminum alloy | Quantity: 5 pcs | Compatibility: Single and double chainrings | VIEW LATEST PRICE | Read Our Analysis |
| Ruiling 5pcs MTB Chainring Screws Black |  | Budget-Friendly Pick | Material: Anodized 1018 steel | Quantity: 5 pcs | Compatibility: MTB, road, BMX, track, folding, fixed gear | VIEW LATEST PRICE | Read Our Analysis |
| Dymoece 7075 Aluminum Bike Chainring Bolts |  | Most Colorful | Material: 7075 T6 aluminum alloy | Quantity: 5 pcs | Compatibility: Double chainring (M8 crankset) | VIEW LATEST PRICE | Read Our Analysis |
| Runseaway M8 Chainring Bolts |  | Top Runner | Material: 7075 aluminum alloy | Quantity: 5 pcs | Compatibility: Universal (MTB, road, BMX) | VIEW LATEST PRICE | Read Our Analysis |
| Pirhosigma 5-Piece Chainring Bolt Set with Washers |  | Entry-Level Pick | Material: Steel bolts, aluminum washers | Quantity: 25 pcs (15 bolts + 10 washers) | Compatibility: Single, double, triple chainrings | VIEW LATEST PRICE | Read Our Analysis |
| Juscycling 5-Pack Chainring Bolts (Type C) |  | Minimalist Design | Material: Aluminum alloy | Quantity: 5 pcs | Compatibility: Single, double, triple chainrings | VIEW LATEST PRICE | Read Our Analysis |
| Origin8 Single-Ring Chainring Bolts |  | Best Seller | Material: AL6061 aluminum | Quantity: 5 pcs | Compatibility: Single chainring | VIEW LATEST PRICE | Read Our Analysis |
More Details on Our Top Picks
Lotatheta 5-Piece Chainring Bolt Set with Washers
If you’re looking for a versatile and durable upgrade, the Lotatheta 5-Piece Chainring Bolt Set has you covered. You get 25 bolts and washers total: five each for single, double, and triple chainrings. Your road or MTB setup is ready.
Made from high-quality steel, the bolts hold strong under stress. The aluminum alloy washers resist corrosion and reduce weight. They’re easy to install, thanks to a smart design that guarantees smooth, secure fastening. With three chainring sizes and two washer thicknesses (1mm and 2mm), you’ve got the flexibility to match nearly any crankset. This set keeps your chainrings locked in place, ride after ride.
- Material:Steel bolts, aluminum washers
- Quantity:25 pcs (5 each for single, double, triple + washers)
- Compatibility:Single, double, triple chainrings
- Bolt Size/Height:3 sizes (varied for single/double/triple)
- Color Options:Silver
- Weight:Not specified
- Additional Feature:Includes washers for all setups
- Additional Feature:Multiple sizes for varied chainrings
- Additional Feature:Smooth, user-friendly installation design
RocRide Single Chainring Bolts in Aluminum or Steel. Pack of 5.
The RocRide Single Chainring Bolts are ideal for riders who prioritize either lightweight performance or rugged reliability, depending on their build. You get a pack of 5 bolts that fit 4- or 5-bolt chainrings, with thread depth at 7mm and compatibility for hole depths from 5–9mm.
Choose anodized aluminum for 1.5g each: light and strong with 7075-T6 aircraft-grade material in black, blue, or red. Prefer durability? Steel bolts weigh ~4g each and offer classic toughness. You’ll need a standard chainring bolt wrench, plus 12Nm torque for steel.
These bolts aren’t long enough for bash guards; skip them if you’re adding accessories.
- Material:Steel or aluminum
- Quantity:5 pcs
- Compatibility:4 or 5 bolt chainrings
- Bolt Size/Height:7mm thread depth
- Color Options:Black, blue, red (aluminum); standard steel
- Weight:~4g (steel), ~1.5g (aluminum) per bolt
- Additional Feature:Aircraft-grade aluminum option
- Additional Feature:Torque-rated for steel bolts
- Additional Feature:Not suitable for bash guards
YBEKI 7075-T651 Chainring Bolts Kit
You want uncompromising strength and precision in a lightweight package, especially if you’re pushing your drivetrain on aggressive terrain or in demanding conditions. YBEKI’s 7075-T651 Chainring Bolts Kit delivers with aerospace-grade 7075-T651 aluminum alloy, proven 30% harder than steel and built to handle extreme loads without fail.
You get CNC-laser-machined bolts with zinc-magnesium reinforcement, triple-layer anodizing, and a 5-micron polish for smooth threading. Choose from five colors and two sizes: 6.4mm or 4.9mm. Use the included heat-treated wrench and 5mm Allen key. Torque to 12–15Nm, pre-grease threads, and rely on the anti-loosening design.
You’re covered by a lifetime durability guarantee, a 12-month rust-free promise, and 24/7 U.S. support.
- Material:7075-T651 aluminum alloy
- Quantity:5 pcs
- Compatibility:Single and double chainrings
- Bolt Size/Height:4.9mm (single), 6.4mm (double)
- Color Options:Matte Black, Racing Red, Electric Blue, Grape Purple, Snowflake Silver
- Weight:Not specified (but lightweight aluminum)
- Additional Feature:Lifetime durability guarantee
- Additional Feature:12-month rust replacement promise
- Additional Feature:Includes heat-treated wrench tool
Ruiling 5pcs MTB Chainring Screws Black
Five precision-engineered black chainring bolts from Ruiling give mountain bikers and urban riders alike a durable, lightweight solution built to handle high torque and tough conditions. You get 5 anodized 1018 steel bolts: corrosion-resistant, anti-rust, and strong enough for MTB, BMX, or fixed-gear use. Their 4.9mm effective height fits most cranks. The high-precision threads install cleanly with no burrs.
You’ll appreciate the bright finish and how easily they tighten with basic tools. They’re lightweight yet tough; handling impacts and stress without failing. With a 4.7-star rating from 61 riders, they’ve proven reliable. At just 0.03 kg shipping weight, they won’t weigh you down—just secure your crankset firmly.
- Material:Anodized 1018 steel
- Quantity:5 pcs
- Compatibility:MTB, road, BMX, track, folding, fixed gear
- Bolt Size/Height:4.9mm effective height
- Color Options:Black
- Weight:0.03 kg package weight
- Additional Feature:High twisting force resistance
- Additional Feature:CNC precision, burr-free threads
- Additional Feature:Suitable for folding and fixed gear
Dymoece 7075 Aluminum Bike Chainring Bolts
Dymoece’s 7075 T6 aluminum alloy bolts deliver lightweight strength perfect for road and mountain bikers who demand durability without added weight. You get a 5-piece set weighing just 10g, so they won’t slow you down.
These M8x8.5mm bolts pair with M8 cranksets and include nuts sized M8x6.5mm with a 10mm shaft diameter. Made from high-grade 7075 T6 aluminum, they resist wear while staying tough under stress. You’ll love the sleek color options—black, red, golden, blue, green, or silver—to match your build.
With a solid 4.5-star rating from 385 riders, they’re proven performers. They’ve held steady since 2018 and rank #45 in Bike Cranksets. You’re getting reliable, light, and stylish hardware that just works.
- Material:7075 T6 aluminum alloy
- Quantity:5 pcs
- Compatibility:Double chainring (M8 crankset)
- Bolt Size/Height:M8x8.5mm
- Color Options:Black, red, golden, blue, green, silver
- Weight:~10g for 5 bolts
- Additional Feature:Complete M8 crankset bolt set
- Additional Feature:Pre-matched bolt and nut dimensions
- Additional Feature:Enhanced anodized color options
Runseaway M8 Chainring Bolts
If you’re after a lightweight yet durable option that won’t compromise strength, the Runseaway M8 Chainring Bolts deliver with precision-machined 7075 aluminum alloy construction. You get five bolts that are CNC-machined for exact M8 threading; this ensures a secure fit that holds up during aggressive rides. They’re compatible with MTB, road, and BMX bikes, offering reliable performance across disciplines.
Weighing less than steel, they cut rotational mass and boost pedaling efficiency. Plus, the anodized coating resists corrosion; this means you stay protected in wet or muddy conditions. These bolts combine durability, low weight, and all-weather reliability—just what your cranks need.
- Material:7075 aluminum alloy
- Quantity:5 pcs
- Compatibility:Universal (MTB, road, BMX)
- Bolt Size/Height:7mm bolt head length
- Color Options:Not specified (implied natural/anodized)
- Weight:Not specified
- Additional Feature:CNC-machined for exact fit
- Additional Feature:Reduces rotational weight significantly
- Additional Feature:Corrosion-resistant anodized finish
Pirhosigma 5-Piece Chainring Bolt Set with Washers
You’ll find the Pirhosigma 5-piece set ideal if you own multiple bike types and need reliable hardware that fits single, double, or triple chainrings without hassle. You get 25 total pieces—bolts, nuts, and washers—so you’re covered across road, mountain, or commuter bikes.
The steel bolts and aluminum washers are lightweight and corrosion-resistant; they feature smooth threading for easy installation. You’ll appreciate the 1mm and 2mm washers offering precise fitment and crank protection. Despite a modest 3.8-star rating, it’s a solid budget-friendly option.
With compact packaging and durable materials, it’s a no-fuss upgrade you can count on when securing your cranks in 2026.
- Material:Steel bolts, aluminum washers
- Quantity:25 pcs (15 bolts + 10 washers)
- Compatibility:Single, double, triple chainrings
- Bolt Size/Height:3 sizes for chainrings
- Color Options:Silver
- Weight:0.09 kg
- Additional Feature:Total 25 pcs hardware pack
- Additional Feature:Silver finish for a clean look
- Additional Feature:Universal fit for all chainring types
Juscycling 5-Pack Chainring Bolts (Type C)
You get five lightweight, anodized aluminum bolts designed specifically for single chainring setups. If you’re running a 1x drivetrain and want a clean, durable upgrade, these Juscycling Type C bolts are a smart pick. They’re machined for high precision, ensuring a secure, lasting fit that won’t loosen under stress.
The anodized finish adds corrosion resistance while letting you choose a sleek silver look. Polished and surface-treated, they resist wear without adding weight. You’ll appreciate the clean aesthetics and reliable hold whether you’re on gravel, trails, or pavement. Just pick the right size and color at checkout: simple, strong, and purpose-built for your setup.
- Material:Aluminum alloy
- Quantity:5 pcs
- Compatibility:Single, double, triple chainrings
- Bolt Size/Height:Multiple size options
- Color Options:Silver (Type C)
- Weight:Very lightweight
- Additional Feature:Type-specific for single ring
- Additional Feature:Polished for smooth tightening
- Additional Feature:Color-matched anodized finish
Origin8 Single-Ring Chainring Bolts
The Origin8 Single-Ring Chainring Bolts are a solid choice for riders seeking lightweight, durable fasteners that hold up on long rides. You get a set of 5 male/female bolts made from AL6061 with a sleek black anodized finish. They’re compact: just 7mm tall and secure tightly with a 4mm inner measurement.
Weighing only 0.02 pounds, they won’t weigh you down. You’ll appreciate their reliability whether you’re commuting or hitting the trails. With a 4.6-star rating from 437 customers, they’ve proven their worth. Available since 2005, these bolts fit seamlessly into any bike build.
You can trust their unisex design and strong performance year after year.
- Material:AL6061 aluminum
- Quantity:5 pcs
- Compatibility:Single chainring
- Bolt Size/Height:7mm total height
- Color Options:Black
- Weight:0.02 pounds
- Additional Feature:AL6061 lightweight aluminum alloy
- Additional Feature:Pre-set 4mm internal measurement
- Additional Feature:Classic black anodized style
Factors to Consider When Choosing Bike Chainring Bolts
You’ll want to check the material composition first: aluminum, steel, or titanium each bring different trade-offs in weight and strength. Make sure the bolt length and thread size match your crankset to avoid stripping or loose fittings.
Don’t overlook durability features; tougher finishes and designs handle rough riding better while keeping weight in check.
Material Composition
While strength and weight play critical roles in performance, choosing the right material for your chainring bolts directly impacts both. You’ll typically choose between aluminum alloy and steel. If you want lightweight performance, go with 7075-T6 aluminum; it’s 30% harder than steel and trims grams without sacrificing strength. Anodized finishes boost corrosion resistance, so your bolts won’t degrade in wet or muddy conditions.
For raw durability, steel bolts deliver unmatched toughness and handle heavy loads with ease. This option is ideal if you prioritize longevity over low weight. Aerospace-grade aluminum and heat-treated tool steel options offer the best reliability, especially under racing stress. Though steel adds a bit of heft, it brings a classic look and rugged dependability.
You’re not just picking a material; you’re balancing weight, strength, and environment. Choose based on your ride demands, and you’ll secure your cranks right.
Bolt Length
Get the length right, and your chainring bolts will secure your setup without issue. You need bolts that match your chainring thickness and mounting hole depth; too short, and the connection is weak; too long, and they’ll hit other parts. Most bolts range from 4.5mm to 10mm, but your exact length depends on your crank and chainring setup.
Using ones that don’t fit properly risks stripping threads or damaging components when you tighten them. Loose bolts can wobble free mid-ride, which you definitely want to avoid. The best way to get it right is to measure your current bolts or check the manufacturer’s specs before buying. Don’t guess: precision matters here. Proper length keeps everything snug, safe, and spinning smoothly. Get this detail right, and you’re one step closer to a trouble-free ride.
Thread Size
One critical factor in choosing chainring bolts is thread size; it must match your chainring’s hole specifications to confirm a secure fit. You’ll usually see M8 threads for standard setups, but always verify yours to avoid issues.
The thread depth matters just as much; 7mm is common, but your chainring may need between 5mm and 9mm. If the bolt’s thread is too short or too long, you risk poor engagement or damage. Matching the original bolt’s thread size when replacing confirms your drivetrain stays reliable.
Using the wrong size can lead to stripping or even bolt failure while riding, which compromises safety. You’re not just fixing a part: you’re maintaining the stability of your entire drivetrain. Double-check compatibility before buying.
Getting this right means your chainrings stay put, your ride stays smooth, and your bike performs as it should every time.
Weight Impact
Four grams might not sound like much, but when you’re running five steel chainring bolts, that’s 20 grams of dead weight spinning with every pedal stroke. You’re better off trimming that rotational mass. Switch to aluminum alloy bolts, like 7075-T651, and you’ll cut each bolt down to just 1.5 grams. That’s a total savings of 12.5 grams across five bolts. Every bit counts when you’re racing or climbing.
Lighter bolts mean quicker acceleration and sharper responsiveness. You’ll feel the difference in how fast your cranks spin up. Plus, less rotating weight improves pedaling efficiency, so you go faster with less effort. Yes, aluminum’s lighter than steel, but it’s still strong enough for the job. You don’t need heavy steel bolts doing extra work. Choose lighter ones and let your cranks spin freely.
For peak performance, you can’t ignore what your bolts add to the scales. Every gram saved helps you win.
Durability Features
You just saved 12.5 grams with lighter aluminum bolts; now make certain they last. Choose 7075 aluminum alloy bolts: they’re 30% harder than steel and deliver top-tier strength without the weight. If you ride hard, go for high-quality steel: they handle bigger impacts and sustained loads with ease.
Look for anodized coatings to fight off moisture and corrosion, especially if you ride in rain or mud. Precision CNC machining guarantees perfect threads and consistent tension, so your chainring stays tight when it matters most. Bolts with anti-galvanic corrosion design prevent damage when mated with different chainring materials; this boosts longevity and reliability.
Don’t let a weak fastener ruin your ride. Durable bolts mean fewer worries mid-ride. Match your bolt to your riding style and conditions, and you’ll skip breakage, slippage, and premature wear. Trust smart engineering: your cranks depend on it.
Color Options
While performance matters, don’t overlook how your bike looks. Colorful chainring bolts let you express your style and tie your build together. You can pick from vibrant anodized finishes like electric blue, racing red, or matte black; each adds a pop of personality. These colors aren’t just for show; they resist corrosion and wear, so your bolts stay sharp ride after ride.
Matching your chainring bolts to your seatpost, handlebars, or frame gives your bike a clean, custom look. Whether you want sleek subtlety or bold contrast, there’s a shade that fits your vibe. Brighter colors even boost visibility, making your drivetrain easier to spot on the trail or road; this adds a subtle safety perk. Manufacturers now offer diverse options, so you’re not stuck with dull silver. With the right color, you upgrade both style and cohesion.
Pick what speaks to you: your ride, your rules.
Installation Tools
A sleek set of colored bolts may catch the eye, but getting them properly secured demands the right approach. You’ll need a standard chainring bolt wrench for precise installation, ensuring each bolt seats correctly. Most kits include a dual-tool system, like a fixed wrench and Allen key, so you can tighten bolts efficiently and evenly.
Always check the recommended torque: steel bolts typically need 12–15Nm to stay safe without damaging threads. Over-tightening risks stripping; under-tightening leads to loosening. Use a torque wrench when possible. Before threading, pre-apply grease to reduce friction and prevent seizing.
Precision CNC-machined bolts fit perfectly, making installation smoother and boosting long-term durability. With the right tools and care, you’re not just attaching bolts; you’re locking in performance, ride after ride. Don’t rush it; do it right the first time.
Compatibility Range
Most chainring bolts aren’t one-size-fits-all, so matching them to your setup is critical. You need to confirm compatibility with your chainring type: single, double, or triple, since each demands specific bolt length and spacing. Check the hole depth; it typically ranges from 5–9mm. Your bolts must thread securely without bottoming out.
Use the correct threading standard, like M8, that matches your crankset and chainring specs. Don’t assume universal fit; road, mountain, and BMX bikes often require different designs. Always verify bolt length and width so they align with your drivetrain’s architecture. A mismatch can cause wobbling, poor shifting, or even chainring failure.
Taking five minutes to confirm compatibility keeps your cranks tight and your ride smooth. Skip the guesswork: your bike’s performance depends on precise bolt-to-system matching.
Frequently Asked Questions
Can Chainring Bolts Be Reused After Removal?
You can reuse chainring bolts if they’re in good shape. However, you shouldn’t risk it; threads weaken over time. A failed bolt means damage or injury. Always replace them to stay safe and keep your cranks secure.
Are Titanium Chainring Bolts Worth the Extra Cost?
You’ll save weight with titanium bolts, but they’re pricier and can strip easier. If you’re light on maintenance, go stainless.
For race builds where every gram counts, yeah, they’re worth it. Just handle ’em carefully and don’t over-tighten.
How Tight Should Chainring Bolts Be Secured?
You should tighten chainring bolts firmly but not overdo it. Use a torque wrench if you’ve got one. Aim for 4–6 Nm. Overtightening can strip threads; while too loose risks wobbling.
Snug and even is the sweet spot.
Do Chainring Bolts Stretch Over Time?
Yes, chainring bolts can stretch over time, especially if they’re cheap or overloaded. You’ll notice loosening cranks or creaking noises. Always check tightness regularly and replace worn bolts; don’t risk crank damage or failure.
It’s a small fix that saves big headaches later.
Can I Mix Different Bolt Materials on the Same Crank?
No, you shouldn’t mix different bolt materials on the same crank. Doing so can cause galvanic corrosion, uneven torque, and potential failure.
Stick to one material type: aluminum, steel, or titanium across all bolts to guarantee consistent performance. This approach helps avoid damage and keeps your cranks securely fastened where it counts.
Conclusion
You’ve seen the top picks. Now it’s time to choose. Whether you ride hard or just want peace of mind, the right chainring bolts keep your cranks secure and your ride smooth.
Don’t overlook quality. Strong, lightweight, and corrosion-resistant bolts make a difference. Check your crank type, pick the best fit, and tighten with confidence. You’ve got this.
