Features: 1. HIGH QUALOITY MATERIAL: Made of high quality aluminum alloy with coating, high strength, anti-rust, colorfast, lightweight, durable. 2. FINE WORKMANSHIP: Chainring Bolts is used to fix the the crankset and crank of the chain wheel. Fine design with precise machining, fits crank perfectly and offers professional fixation of crank. 3. REASONABLE DESIGN: The narrow wide tooth design, increg the contact area with the chain greatly and grasp force, make you no longer worried about the chain dorpped, easy to pass through the bumpy road. 4. WIDELY USES: Chainring Bolts Suitable for mountain bikes, road bike, folding bike, fixed gear bike, downhill bike, track bike, etc. Specification: Condition: 100% Brand New and High Quality Material: 7075 Aluminum Alloy Optional Color: Black, Red, Gold, Blue, Green, Silver Quantity: 5 Bolts & 5 Nuts Size: Approx. 8 x 4mm / 0.31 x 0.16inch Weight: Approx. 9g / 0.3oz Packing List: 5 x Pair of Bolts & NutsGUARANTEE: If you are not satisfied with our product received, you can apply for unconditional return and refund within 180 days. In terms of any problem of this product, you can send emails to us at any time. We will reply you as soon. WIDELY USES: Chainring Bolts Suitable for mountain bikes, road bike, folding bike, fixed gear bike, downhill bike, track bike, etc. REASONABLE DESIGN: The narrow wide tooth design, increg the contact area with the chain greatly and grasp force, make you no longer worried about the chain dorpped, easy to pass through the bumpy road. FINE WORKMANSHIP: Crank Fixed Bolts is used to fix the the crankset and crank of the chain wheel. Fine design with precise machining, fits crank perfectly and offers professional fixation of crank. HIGH QUALOITY MATERIAL: Crank Fixed Bolts Made of high quality aluminum alloy with coating, high strength, anti-rust, colorfast, lightweight, durable.Date First Available: November 20, 2018. Best Sellers Rank: #378,147 in Sports & Outdoors. Customer Reviews: 3.3 out of 5 stars 5 ratings 3.3 out of 5 stars. : B07KQ1RV3T. Part Number: ?VGEBYprcagxkoz1-03. Manufacturer: ?VGEBY. Color: ?As picture shown. Brand Name: ?VGEBY. Item Weight: ?9 Grams. Item Dimensions LxWxH: ?3.94 x 1.97 x 1.97 inches. Package Weight: ?0.01 Kilograms. Item Package Dimensions L x W x H: ?2.52 x 1.77 x 0.47 inches.