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More teams are hanging their frame number plates from the seatpost because of disk and integrated braking systems.

18mm wide, perfect for the BMC Teammachine, BMC Timemachine, Cannondale SuperSix EVO, Canyon Aeroad, Colnago V2-R, Colnago C64, De Rosa Protos, Focus Izalco, KTM Relevator, Pinarello Dogma F8/10/12, Scott Foil, Specialized Tarmac, Storck Fascenario.3, Wilier Cento10Air and others with a D-shaped seatpost.

The CXY securely holds and displays your frame number plate. It gives you placement flexibility. Set it close to the top, at the center or towards the bottom of your seatpost.

Made of 20 gauge corrosion resistant stainless steel. Made to endure many racing seasons.

5.2 grams

Finish: Brushed stainless steel

Kit includes:
One K3 CXY frame number holder
One 4mm socket head bolt
One #8 nylon lock nut
Two 8” cable ties

Used by:
Can be seen on the race bikes of 303 Project, Canel's Specialized and Team Novo Nordisk during the 2019 season.

For replacement nuts and bolts use the Next Gen Spare Nut Pack 

Instructions for installing the CXY Pro Series

Pro Tip: A word of caution when placing your bike on a roof rack with frame number attached.

Pro Tip: Use flush cut pliers to prevent sharp edges when trimming your ties.