Synchronous Pulley; 3" Belt Width; 1/2 Inch Belt Pitch; H Belt Style; 24 Teeth; 3.307" Face Width; Bushed; 3-49/64" Outside Diameter; 3.82" Pitch Diameter; Yes Keyway; 1/2 To 1-5/8" Bushing Bore Range; 1615 Bushing; No Minimum Plain Bore

Roller Chain Sprocket; 40 Chain; 24 Teeth; 1 Row of Teeth; Hardened Teeth; 4.098" Outside Diameter; 3.831" 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; 40 Chain; 24 Teeth; 2 Row of Teeth; Hardened Teeth; 4.098" Outside Diameter; 3.831" Pitch Diameter; A-Double Single; Rough Bore Mount; No Bushing; 1/2" Chain Pitch; ANSI Roller Chain; No Keyway; Steel Material

Synchronous Pulley; 50MM Belt Width; 8 MM Belt Pitch; 8M-50 Belt Style; 24 Teeth; 60MM Face Width; Rough Bore; 59.75MM Outside Diameter; 61.12MM Pitch Diameter; No Keyway; No Bushing; Yes Minimum Plain Bore

Roller Chain Sprocket; 50 Chain; 24 Teeth; 1 Row of Teeth; Hardened Teeth; 5.123" Outside Diameter; 4.788" Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 5/8" Chain Pitch; ANSI Roller Chain; No Keyway; Steel Material