Shimano cassette.
REAR WHEEL 20 x 1.75 (406 rim SHIMANO 7 SPEED CASSETTE FREE HUB FOLDER KIDS BIKE
Shimano 7 Speed Cassette & KMC Z7 Chain - HG 12-32T MTB Mountain bike
3mm Aluminium Cassette Spacer - 7 Speed Cassette on 8/9 Body, Fits Shimano
Hard To Find Bike Parts Genuine Shimano 7 Speed MF-TZ500-7 Index 14-28 Freewheel Block Screw On Cassette Cog Suits Adult And Childrens MTB Mountain Bikes
Road Bike Wheelset 700C Road Bike Wheel, Double Wall Alloy Rim, 20 Holes In Front, 24 Holes In The Rear, Compatible With Cassette 7-11 Speed (7-speed Cassette Requires Spacers)(Black Hub)
7 Speed Cassette Bicycle Freewheel Tourney, Bike Freewheel, 7 Speed Bike Cassette, Mountain Bike Flywheel Fit for Mountain Bike, Road Bicycle, MTB, BMX
