Roller Chain Sprocket; 24B-1 Chain; 21 Teeth; 1 Row of Teeth; Hardened Teeth; 275.666MM Outside Diameter; 255.63MM Pitch Diameter; B-Hub One Side; Bushed Mount; 3020 Bushing; 38.1MM Chain Pitch; ISO Roller Chain; Keyway; Steel Material

Roller Chain Sprocket; 41 Chain; 36 Teeth; 1 Row of Teeth; No Hardened Teeth; 6.015" Outside Diameter; 5.737" Pitch Diameter; B-Hub One Side; Bushed Mount; 1610 Bushing; 1/2" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material

Roller Chain Sprocket; 41 Chain; 40 Teeth; 1 Row of Teeth; No Hardened Teeth; 6.653" Outside Diameter; 6.373" Pitch Diameter; B-Hub One Side; Bushed Mount; 1610 Bushing; 1/2" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material

Roller Chain Sprocket; 12B-1 Chain; 16 Teeth; 2 Row of Teeth; Hardened Teeth; 107.188MM Outside Diameter; 97.65MM Pitch Diameter; A-Double Single; Bushed Mount; 1615 Bushing; 19.05MM Chain Pitch; ISO Roller Chain; Keyway; Steel Material

3 Grooves; 8-1/2" Outside Diameter; Bushed; 2517 Bushing Series; 5V Belt Series; 8.4" Pitch Minimum; 8.4" Pitch Maximum; 1/2 To 2-1/2" Bushing Bore Range; Keyway