1pcs 1mod Spur Gear Metal Transmission Gear 4-15mm Bore 45# Steel 1m 15/16/17/18/20/24/25/30/35 Tooth Pinion Motor Convex Gear

1pcs 1mod Spur Gear Metal Transmission Gear 4-15mm Bore 45# Steel 1m 15/16/17/18/20/24/25/30/35 Tooth Pinion Motor Convex Gear

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