B-2101
FREEWHEEL SINGLE SPEED
1/2 x 1/8 x 16, 18x 20x 22T
(Half balls type / Full balls type)
B-2201
FREEWHEEL MULTI SPEED
INDEXD/NON INDEXED Black/Golden
5,6,7 Speed (1/2 x 3/32")
B-2251
FREEWHEEL MULTI SPEED
HYPER-INDEXED Black/Golden/BCP
5,6,7 Speed (1/2 x 3/32")
B-2301
SPROCKET / COG WHEEL
(Screw type, Black)
18 ,20T (1/2" x 1/8")