Features: *1. The crown race setter designed with hanging hole is for easy storage. *2. It is made of high-grade steel with heat treatment,which is durable and has long service life. *3. The surface is grinding, anti-skid and easy to clean. *4. The entire product has precision threads and dimensions for an extraordinary experience. *5. Apply to ordinary 28.6 mm outside diameter front fork; 1.25 inch non-standard taper pipe front fork; 1.5 inch standard taper pipe front fork. Specification: Product name: Bicycle bottom gear installation tool Material: 45# steel + aluminum alloy Net weight: about 685g Package Includes: 1 pcs Steel Sleeve 1 Pair of Plug-in Notes: 1.The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2.Please allow slight manual measurement deviation for the data.