The ROTOR 144mm Track Chainring is a round chainring that is made from CNC machined 7075-T6 aluminium, giving it great strength and extreme precision.
Benefitting from all the know-how and manufacturing quality of ROTOR, this round chainring with a 144mm bolt circle is designed for track use and is available in 12 different dentures: 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55 and 56.
+ Material: CNC machined 7075-T6 Aluminium
Teeth : 45, 47, 48, 51