Check the listing for details. M 120MM QD Quick Detach Bushing BLACKSTAR Sheave Pulley Power Transmission. Condition: New. Listed at 358.96 USD. The BLACKSTAR QD Bushing delivers reliable performance and precision fit for industrial applications. Designed as part of the QD Bushing family, this component belongs to the M Series series, providing durability and consistent operation under demanding conditions. Manufactured from high-quality iron for extended wear life. Ideal for use in drives, machinery, and conveyor assemblies where strength and precision matter. • Sub Category: QD Bushings • Series: M Series • Material: Iron • Bushing Type: QD Type • Bushing Series: M • Shaft Diameter: 120mm • Length Through Bore: 6.750 • Length Of Taper: 5.5000 • Bolt Size: 0.7500 • Bolt Circle: 7.8750 • Keyway Info: 4.7500 • Product Weight (lbs.): 35.400 • GTIN: 192056022454