mbl77You can view the stock availability, pricing, and product specifications for the Dodge MBL77 - Dodge BK80H SHEAVE MBL77 on Kynix and place an orderMaterial, Cast Iron. Outside Dia. 7.75 in. Length Through Bore, 1.34375 in. InchMetric, Inch. Belt Size, A, B, 4L, 5L. Bushing Type, QD. Type, QD Sheave.