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; 40 Chain; 20 Teeth; 2 Row of Teeth; Hardened Teeth; 3.457" Outside Diameter; 3.196" Pitch Diameter; A-Double Single; Rough Bore Mount; No Bushing; 1/2" Chain Pitch; ANSI Roller Chain; No Keyway; Steel Material

Roller Chain Sprocket; 100 Chain; 20 Teeth; 2 Row of Teeth; No Hardened Teeth; 8.643" Outside Diameter; 7.99" Pitch Diameter; A-Double Single; Rough Bore Mount; No Bushing; 1-1/4" Chain Pitch; ANSI Roller Chain; No Keyway; Steel Material

Roller Chain Sprocket; 06B-1 Chain; 20 Teeth; 2 Row of Teeth; No Hardened Teeth; 65.862MM Outside Diameter; 60.89MM Pitch Diameter; A-Double Single; Rough Bore Mount; No Bushing; 9.525MM Chain Pitch; ISO Roller Chain; No Keyway; Steel Material

Roller Chain Sprocket; 80 Chain; 20 Teeth; 2 Row of Teeth; Hardened Teeth; 6.914" Outside Diameter; 6.392" Pitch Diameter; A-Double Single; Rough Bore Mount; No Bushing; 1" Chain Pitch; ANSI Roller Chain; No Keyway; Steel Material