Crankshaft roller bearing
Triumph 650cc Unit Twins, T120/TR6/6T (1966-72)
Triumph 750cc Unit Twins, T140/TR7/TR7T (1973-80)
Triumph 500cc/650cc Pre Unit Twins Crankshaft D/S (-1962)
BSA 500cc/650cc A50/A65 (1963-73) Crankshaft bearing D/S
Part numbers: 70-2879 and 68-0625.
