Spur Gear; 3.8" Pitch Diameter; 10 DP; 1" Face Width; Rough Bore; 38 Teeth; 14-1/2 Degree Pressure Angle; Minimum Plain Bore; 1-5/16" Max Bore; 2-1/4" Hub Diameter; Steel

Roller Chain Sprocket; 40 Chain; 38 Teeth; 1 Row of Teeth; No Hardened Teeth; 6.334" Outside Diameter; 6.055" Pitch Diameter; B-Hub One Side; Rough Bore Mount; No Bushing; 1/2" Chain Pitch; ANSI Roller Chain; No Keyway; Steel Material

Roller Chain Sprocket; 80 Chain; 38 Teeth; 1 Row of Teeth; No Hardened Teeth; 12.668" Outside Diameter; 12.11" Pitch Diameter; B-Hub One Side; Bushed Mount; R Bushing; 1" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material

Roller Chain Sprocket; 24B-2 Chain; 38 Teeth; 2 Row of Teeth; No Hardened Teeth; 482.651MM Outside Diameter; 461.37MM Pitch Diameter; C-Hub Both Sides; Rough Bore Mount; No Bushing; 38.1MM Chain Pitch; ISO Roller Chain; No Keyway; Steel Material

Synchronous Pulley; 21MM Belt Width; 8 MM Belt Pitch; 8M-21 Belt Style; 38 Teeth; 0.92MM Face Width; Bushed; 3.747MM Outside Diameter; 3.81MM Pitch Diameter; Yes Keyway; 1610 Bushing; No Minimum Plain Bore