RANGE OF APPLICATION: It can make 1-1/2in bike tube compatible with 1-1/8in front fork, suitable for 55mm & 56mm below headset. Inner diameter is 30mm, outer diameter is 51mm.
EASY TO INSTALL: Traditional and integrated type replacement Bicycle Headset Crown Race. Easy to install and carry.
HIGH QUALITY MATERIAL: This spacer is made of quality aluminium alloy material, high strength, anti-rust, wearable, non-deformation, durable.
SUITABLE FOR BIKE: Useful accessory for bike lovers to DIY their bikes. proper fit to the tube of most bikes.
GUARANTEE: 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.