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Grand Cru 50.4 BCD Singlespeed Outer Position Rings

Extra thick, 4.5mm rings for single-speed use on the outer position of 50.4 BCD cranks. The extra thickness makes them stiffer. 7075 alloy for extra long life. There are no holes for an inner ring.
SKU CR-0023
Manufacturer Velo Orange
Chain-ring Width 3/32"

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