57-1560 / T1560, Clutch Spring, Triumph 500, Pre-Unit 650's
Triumph Part#: 57-1560 / T1560, Clutch Springs.
Triumph 500's & Early 650's, many use these with the 7 Plate Clutch Conversion Kit, Lighter Spring than what's stock on later 650/750 Twins.
Sold Individually