While most derailleur hangers on bikes are cast from low quality alloy

As bikes become more capable and trail riding gets faster the M2 slots into the current generation of open face protection

Brake pad compatibility: You can use either metal (sintered) or resin (organic) brake pads on these rotors

If you tour or commute

Bikeyoke Sagma Saddle - Lime - 142mm PDP|Colour While most derailleur hangers onThe BikeYoke Sagma is no ordinary saddle. Using an innovative rail suspension system that offers tunable impact and vibration damping through the use of elastomers, the saddle also rocks slightly to follow the movement of your sit bones. This not only aids with comfort and power generation but it also reduces the chances for impact and bruising on your thighs. The Sagma is a unisex saddle that features a special slow rebound idbead padding that forms