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BOX Cosine Chainring 4 Bolt

BOX Cosine Chainring 4 Bolt

The Box Cosine 4-Bolt chainring is made in the USA from durable 6061 aluminum with large square shaped cutouts around the perimeter to help save weight, 3/32" teeth with rounded tooth profile to reduce chain wear, laser-etched BOX logos and a 4x104mm bolt pattern.

£49.98

£44.99

£49.98

£44.99