Martin Sprocket & Gear 2-3V-650-SDS QD Sheave Pulley is a QD-bore belt pulley designed for 2-3V belt drives. The part number 2-3V-650-SDS identifies the exact model within Martin's QD sheave lineup. This pulley is used in belt-drive systems to transfer rotational motion between shafts using 2-3V belts.
