The two-piece Center Lock disc from TRP comes in 2.3mm thickness and offers improved cooling performance. The revised design also reduces the occurrence of vibrations and results in increased stiffness. These improvements naturally benefit the rider – available in sizes 203mm. Features - TRP R1C Center Lock 47% increased torsional stiffness 8% better cooling capacity Rotor wear indicators Improved design reduces vibrations and increases stiffness and power For DHR and E-MTB Only Product features Use: MTB/E-MTB Model: RC1 Disc mount: Center-Lock Diameter 203mm