Sprocket simplex, hardened teeth 08B-1 1/2 "x5/16" Z=21 Bore 18H7 NnD Z-point, thread on groove & 90° Short-term Sourcing
Sprocket simplex, hardened teeth 08B-1 1/2 "x5/16" Z=23 Bore 30H7 NnD Z-point, thread on groove & 90° Short-term Sourcing
Sprocket simplex, hardened teeth 08B-1 1/2 "x5/16" Z=25 Bore 25H7 NnD Z-point, thread on groove & 90° Short-term Sourcing