You are buying asingle sprocket, select size required above. Shimano 105 CS-5700 Cassette Sprocket Unit 21-23-25T (for 12-25T) - Y1YN98070. Designed to run on 1/8" single speed chain. Wheels, Tyres & Tubes.
MICHE FIXED 18 TOOTH 1/8" TRACK SPROCKET COG & CARRIER
Aluminium Alloy Bicycle Headset Set – 44mm Integrated Headset for Road, Mountain & Hybrid Bikes – Black Front Fork Stem Replacement (Cup & Cone, Non-Threaded, Compatible with 1-1/8
AVAKA BZ20PLU Electric Bike 20'' 48V 18.2AH Folding Integrated Wheel E-Citybike
Integrated Headset Base Gasket for Road Bikes, 40.2×26.4 mm, Carbon Fiber Spacer Set, Converts Standard to Integrated Cockpit, Ultra-Light 11g, Matte Black Finish(Black)
Shophubio Integrated Headset Base Spacer for Trek Emonda and Madone Frames, Compatible with and For Integrated For Bars, 40.2 x 26.4 mm Carbon Fiber Gasket(Black)
FSA Integrated Headset 1 – 1/8 " – 1.5" No.23/CC/46/42/ACB Alu Black (Steering)/Series Integrated Headset 1 – 1/8 " – 1.5" No.23/CC/46/42/ACB Alloy Black (Headsets)
