Bike Headset Fork Spacers Professional Aluminium Alloy Bike Front Stem Fork Washer for Mountain Bikes Road Bikes 1WIDELY APPLICABLE: Bike headset fork spacers are suitable for MTB mountain bikes, road bikes, death bikes and other 28.6mm front forks. 2ALUMINUM ALLOY MATERIAL: 50mm bike front fork spacer is made of premium aluminum alloy material, sturdy and durable, anti rust and wear resistance, long service life. 3EXCELLENT WORKMANSHIP: Bike handlebar stem spacers have smoothly edges and fit most bikes, delicate texture and exquisite workmanship. 4PERFECT REPLACEMENT: 50mm long, perfect replacement for broken, damaged, cracked, unusable bike headset fork spacers. 5EASY TO INSTALL: Aluminium alloy bicycle headset spacer replacement is easy to install, light weight, will not add burden.