Fits any Shimano compatible 8, 9, 10 or 11 speed hub. Convert 10 speeds cassette into single speed. Easily adjust the chain line by the spacers arranging on the cassette (drive shell). AL7075 material applies in 10 to 1 single speed kit are include 2 spacers, 1 lock ring (38mm), a washer and 16T & 18T sprocket, color available in black and red.
2 stainless steel sprocket (16T & 18T)
2 aluminum spacers
1 aluminum lock ring (12T/38mm)