SwissStop Catalyst Pro Disc Rotor - 220mm 6-Bolt Silver/Black ModelNumber=K4049 *NOTE - Does not fit

*NOTE - Does not fit Step-Cast fork applications

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Intended for XC mountain cycling

The stepped leading edge rolls like a ramp but digs in on climbs making Mazza a top choice for both front and rear use

SwissStop Catalyst Pro Disc Rotor - 220mm 6-Bolt Silver/Black ModelNumber=K4049 *NOTE - Does not fitSwissStop Catalyst Pro Disc Rotor 220mm 6 Bolt Silver Black. The SwissStop Catalyst Pro disc rotor has been engineered to provide optimal heat dissipation while providing powerful braking and superior durability. The two piece design consists of a 7075 T6 aluminum alloy spider and SUS410 stainless steel brake track to balance light weight with reliable thermal management and structural performance. Optimum heat dissipation Reliable performance for a