Gear Motor Sprockets for Bicycle Chain

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9 Tooth 11mm Bore Sprocket for 1/2"x1/8" and 1/2"x3/16" Bicycle Chain

Motor sprocket with key pin for MY1018Z and MY1016Z3 gear motors. 1-5/8" (41mm) OD, 11mm ID, 4mm wide x 2mm deep keyway. 9mm wide hub. For 1/2"x1/8" (#410) and 1/2"x3/16" (#415) bicycle chain.
Item # SPR-B119

 $14.95


11 Tooth 11mm Bore Sprocket for 1/2"x1/8" and 1/2"x3/16" Bicycle Chain
Motor sprocket for MY1018Z and MY1016Z3 gear motors. 1-15/16" (50mm) OD, 11mm ID, 4mm wide x 2mm deep keyway. 9mm wide hub. For 1/2"x1/8" (#410) and 1/2"x3/16" (#415) bicycle chain.
Item # SPR-B1111

 $14.95


13 Tooth 11mm Bore Sprocket for 1/2"x1/8" and 1/2"x3/16" Bicycle Chain
Motor sprocket for MY1018Z and MY1016Z3 gear motors. 2-3/8" (57mm) OD, 11mm ID, 4mm wide x 2mm deep keyway. 9mm wide hub. For 1/2"x1/8" (#410) and 1/2"x3/16" (#415) bicycle chain.
Item # SPR-B1311

 $14.95

4mm x 4mm x 8mm Key Pin for Keyed Motor Shaft Sprockets
4mm x 4mm x 8mm key pin for keyed motor shaft sprockets sold above.
Item # KEY-448

 $0.95