SwissStop Disc Rotor Catalyst One Centerlock Helmets Street/Dirt For all those who like

For all those who like to switch between road and off-road terrain with their MTB

Light and easy to transport

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For DeFender FX

The phone mounting system consists of a base (available for various applications) and a special

SwissStop Disc Rotor Catalyst One Centerlock Helmets Street/Dirt For all those who likeCATALYST ONE SIMPLY POWERFUL BRAKING the tested and proven Catalyst brake ring Centerlock 140 and 160 mm are UCI approved Weights: 140mm 142 g 160mm 162 g 180mm 187 g 203mm 250 g 220mm 285 g Compatible with all sintered and organic pad compounds. Optimized for SwissStop EXOTherm2 and Disc RS.