CHRIS KING Axle End Cap 12mm

Chris King 12mm Axle End Caps

Steel axle end caps for R45D, ISO, Boost, Superboost, and DH 12mm axle systems. PHB571 and PHB575 look similar, but the axle interface diameter differs, so select by part number.

PHB571

• Both sides of ISO / ISO-B / ISO-DH Needle Bearing axles
• Drive side of R45D Twin Bearing rear axles with HG or XDR
• Non-drive side of R45D front axles
• Drive side of early Twin Bearing Boost axles

PHB575

• Non-drive side of R45D Twin Bearing rear axles
• Drive side of R45D front axles
• Both sides of R45D Gen 4 rear axles
• Both ends of later Twin Bearing and all Gen 4 Boost / Superboost rear axles

If you are unsure, confirm the hub serial number and current axle before ordering.

Chris King official hub support and service information