Roller Chain Sprocket; 50 Chain; 20 Teeth; 2 Row of Teeth; Hardened Teeth; 4.321" Outside Diameter; 3.995" Pitch Diameter; A-Double Single; Rough Bore Mount; No Bushing; 5/8" Chain Pitch; ANSI Roller Chain; No Keyway; Carbon Steel Material

Roller Chain Sprocket; 50 Chain; 18 Teeth; 2 Row of Teeth; Hardened Teeth; 3.919" Outside Diameter; 3.599" Pitch Diameter; A-Double Single; Rough Bore Mount; No Bushing; 5/8" Chain Pitch; ANSI Roller Chain; No Keyway; Steel Material

Roller Chain Sprocket; 50 Chain; 19 Teeth; 2 Row of Teeth; Hardened Teeth; 4.121" Outside Diameter; 3.798" Pitch Diameter; A-Double Single; Rough Bore Mount; No Bushing; 5/8" Chain Pitch; ANSI Roller Chain; No Keyway; Steel Material

Roller Chain Sprocket; 50 Chain; 22 Teeth; 2 Row of Teeth; Hardened Teeth; 4.722" Outside Diameter; 4.392" Pitch Diameter; A-Double Single; Rough Bore Mount; No Bushing; 5/8" Chain Pitch; ANSI Roller Chain; No Keyway; Steel Material

Roller Chain Sprocket; 50 Chain; 17 Teeth; 2 Row of Teeth; Hardened Teeth; 3.718" Outside Diameter; 3.401" Pitch Diameter; A-Double Single; Rough Bore Mount; No Bushing; 5/8" Chain Pitch; ANSI Roller Chain; No Keyway; Steel Material