CLUTCH CHAIN WHEEL ALLOY TRIUMPH/BSA PRE-UNIT ROCKET BONNIVILLE 4 SPRING CLUTCH

Product information

Made in England from billet alluminium alloy, and hard anodized.


Greater surface hardness than a standard item.


Considerable weight saving, less than half the weight of the standard chainwheel at 480gms .


It fits without any modifications, and can make for a smoother gear change.

Technical specifications

Condition New
Weight 0.7kg

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