NEW Profile Racing Chromoly Cassette Cog, 13t, 3/32" variant-size-37 Dual pistons - one on

Dual pistons - one on each side of the caliper provide even braking forces on each side of the rotor simultaneously for smooth powerful perfomance

The XG-1290 cassette is designed to operate with XDR driver bodies

Hook-n-Loop straps stabilize the crossbar and shackle of the u-lock or a locking head of a key cable or combo cable

New Boost mode allows the light to run at its absolute maximum

NEW Profile Racing Chromoly Cassette Cog, 13t, 3/32" variant-size-37 Dual pistons - one onProfile Racing BMX Cassette Cogs. Fits Profile cassette hubs only Tooth Count: 13 Cassette Body Type: Profile Racing Defined Color: Silver Material: Steel Drivetrain Speeds: Single Speed 3 32"