E-Thirteen Helix R Guidering Direct Mount Chainring - E-Thirteen Direct Mount - 30T - 52-55mm Flip - Round - 12-Speed - Grey Alloy PDP|PLP|Rail Material With a wider and longer

With a wider and longer platform they offer improved control

Does it include a lock: It does not include a lock for your bikes but it has built in metal loops so it can be used with a cable style lock to secure your bikes

a minimalist

this jersey is made to help you feel great and perform on the trails

E-Thirteen Helix R Guidering Direct Mount Chainring - E-Thirteen Direct Mount - 30T - 52-55mm Flip - Round - 12-Speed - Grey Alloy PDP|PLP|Rail Material With a wider and longerAccording to E*Thirteen, the Helix R Direct Mount Chainring is a game changer. With proven Sram and Shimano 11 or 12 speed cross compatibility applied to an ultra lightweight, durable AL 7075 t6 Chainring and a highly CNCD technical finish. Combine with the chain, derailleur shifter of choice without a change in chain retention quality. Build a dream rig with more freedom and spec creatively. One of the strongest and most durable alloys available, AL