Single speed bicycle freewheel 12 teeth design. Single speed bicycle freewheel 14 teeth design. Single speed bicycle freewheel 16 teeth design. Thread depth: 10.5mm. Inner hole:18mm.
Dolvitrny FOVNO Rear Derailleur Pulley Set – 12T/14T/16T Wide and Narrow Tooth Guide Wheels for 7-Speed to 12-Speed Bikes, For CNC Aluminum Alloy(14T)
12T 14T 16T Teeth 34MM Single Speed Freewheel Flywheel Sprocket Bicycle Gear UK,
Single Speed 12T 14T 16T Bronze BMX Freewheel Bicycle Cog Sprocket Air Bike UK
Bicycle 12T 14T 16T Teeth 34MM Single Speed Freewheel Flywheel Sprocket
UK 12T 14T 16T Teeth 34MM Single Speed Freewheel Flywheel Sprocket Bicycle Gear