Burgtec Shimano Direct Mount Oval Thick Thin Chainring Size:30T One big modular part for

One big modular part for the chain stay with precuts for difficult stays

75 -  63g

it’s the ideal way to put everything within easy reach

SRAM NX 1x11 X-Horizon Rear Derailleur

Burgtec Shimano Direct Mount Oval Thick Thin Chainring Size:30T One big modular part forAfter over a year of testing we are pleased to release our Oval Chain Ring Does a mechanical advantage of increased gearing sound Interesting? If so read on. Through research and testing of many different prototypes with varying amounts of Ovality we found 115% (from the top centre) to be the optimum. This shrank the dead spot suitably and gave the same flawless chain retention and silence as our round rings. The shortening of the dead spot on the top