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-Small 1″ long- 3/8 to 14mm: 69g/2
With a JIS square taper
5mm 32mm +/-1
NOTE: Spline drive sprockets are not compatible with 2-piece cranks for Right Side Drive (not enough room for splines)
There are 48 points of engagement: all pawls engage simultaneously
Box Cosine 4-bolt Chainring front rim -Small 1″ long- 3/8 toMade in the USA from 6061 T6 aluminum alloy, Cosine chainrings are round and true. They fit 104 BCD four bolt cranks. Available in black anodized with laser etched graphics in 38 45 tooth sizes.
US$ 34.99
US$ 59.00
US$ 321.00
US$ 24.99
US$ 42.00
