TRIUMPH 500cc 650cc REAR BRAKE ARM RETURN SPRING 37-1090 W1090 T100 T120 T150

This is a brand new rear brake arm return spring.

• Fits: Triumph T90, T100 Twins from 1958-66
• Triumph unit T120, 650cc from 1965-70
• Triumph pre-unit T100, T110, 6T up to 1962
• Triumph T150 Trident, BSA A75 Rocket 3 From 1968-70

Part # 37-1090, W1090