CHAIN SHEAVE
USED FROM 0807 - 08 11NUMBER 40 ON DIAGRAMWIDTH OUTER RING B1 (mm)30MAX INNER RING D2 (mm) 35WIDTH INNER RING B2 (mm)21OUTER DIAMETER D3 (mm) 81.8WIDTH OF THREAD B3 (mm) 20MAX OUTER RING D1 (mm) 91REF NUMBER LS1777