This is a brand new rear brake drum and sprocketwith 8 hole bolt on hub. Part # 37-1276, W1276 Sprocket teeth: 43 Chain size: 530 Chain Pitch: 5/8″ X 3/8″ Fits: Triumph pre-unit and unit T120 with bolt on hub from 1959-66 Triumph T100 with bolt on hub from 1960-67 Normal 0 false false false EN-US X-NONE X-NONE
