A long lasting durable off-road sprocket developed over 5 years.The unique flat face design keeps weight to a minimum and means the Twinring rear chainwheel is as narrow as a standard chainwheel.Outer is expanded at...
It consists of a central body made of polyamide (impact and abrasion resistant) and two pieces (front and rear) made of thermoplastic elastomer to absorb possible impacts with the rider._x000D__x000D_Its racing design...