Gusset Double Six Single Speed Convertion Kit - 16t.
Singlespeed Conversion Set for HG freewheel rotors, with a 16T Double Six plug pinion (3/32 ")
spacers made of aluminum, steel Lockring
The Double Six pinion has a 7mm strong adsorption, therefore also suitable for aluminum freewheel rotors
for Shimano and compatible 8/9 times hub