Notes: if you go for heavy duty off road ride, you should use aluminum spacers other than carbon spacers, durabale due to automatic cutting, smooth edge, fit most of the road bicycles. Suitable of most road bikes,durable to use.Perfect to get a good fit on your bike. Compatibility:Stem spacers road bike inner diameter is 28.6mm,1-1/8" headset spacer set, compatible with 28.6mm front stem fork of MTB, BMX, mountain bike, road bike etc. Material: Bicycle headset spacers threadless are made of black/red/blue/gold anodized aluminum alloy material with smooth surface and exquisite workmanship, eco-friendly, sturdy and durable to use. Package:5 PCS bike handlebar stem spacers in 2 sizes: 5mm /10mm,1 PCS headset top cap,1 PCS headset star nut,1 PCS bolt provide various combination to adjust height of handlebars to fit your riding style.

Date First Available: November 21, 2020. Best Sellers Rank: #13,501 in Sports & Outdoors. Customer Reviews: 4.6 out of 5 stars 729 ratings 4.6 out of 5 stars. : B08NYZFQZW. Outer Material: ?Aluminum. Part Number: ?GNPHTP01. Manufacturer: ?GANOPPER. Color: ?black. Brand Name: ?GANOPPER. Package Weight: ?0.06 Kilograms. Item Package Dimensions L x W x H: ?3.78 x 2.83 x 0.51 inches.