20t Steel Spur Gear (20DP, 21t CD, 8mm Key Bore)

15t Aluminum Hub Double Sprocket (#35 Chain, 1/2" ID)

12t Aluminum Hub Double Sprocket (#35 Chain, 1/2" ID)

12t Aluminum Hub Double Sprocket (#35 Chain, 1/2" Hex Bore)

12t Aluminum Hub Sprocket (#35 Chain, 1/2" Hex Bore)

15t Aluminum Hub Sprocket (#35 Chain, 1/2" ID)

15t Aluminum Hub Double Sprocket (#35 Chain, 1/2" Hex Bore)

16t Aluminum Hub Sprocket (#25 Chain, 1/2" ID)

14t Aluminum Spur Gear (20 DP, 3/8" Hex Bore)

12t Aluminum Hub Sprocket (#35 Chain, 1/2" ID)

17mm ID x 26mm OD x 5mm WD (Radial Bearing)

0.375" ID x 0.875" OD x 0.280" WD (Flanged Bearing)

1/2" Hex Clamping Shaft Collar