17t Steel Spur Gear (20DP, 17t CD, 8mm Key Bore)

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

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

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

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

1/2" Round Clamping Shaft Collar

1/2" Hex Clamping Shaft Collar

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

0.375" Hex ID x 1.125" OD x 0.313" WD (Flanged Bearing)

0.375" ID x 1.125" OD x 0.313" WD (Flanged Bearing)

34t Aluminum Spur Gear (20 DP, 1/2" Hex Bore)

40t Aluminum Spur Gear (20 DP, 1/2" Hex Bore)

40t Aluminum Spur Gear (20 DP, 3/8" Hex Bore)