Matte Gold 50th commemorates Chris King's 50th anniversary in 2026.

Chris King Boost Centerlock hubs are precision mountain-bike hubs for Boost spacing, using heavy-duty seals and serviceable in-house bearings. The rear uses RingDrive™ with 72 simultaneous points of engagement.

Engineered, manufactured, and assembled in Portland, Oregon, USA
King Lifetime Warranty, subject to the manufacturer's terms
Boost spacing: Front 110×15mm / Rear 148×12mm
24H / 28H / 32H, depending on the variants shown
Steel / ceramic bearing options depending on the variants shown
Completely rebuildable with the Universal Hub Tool

[SPEC]

Front
Axle: 110×15mm Boost
Flange diameter DS / NDS: 57.4mm
Center to flange DS / NDS: 35.5mm / 27.5mm

Rear
Axle: 148×12mm Boost
Flange diameter DS / NDS: 57.4mm
Center to flange DS / NDS: 24mm / 36.3mm
RingDrive™: 72 simultaneous points of engagement
Driveshell: Shimano HG / Micro Spline / SRAM XD, depending on the variants shown

Gen 4 conversions and driveshell changes depend on hub generation and serial number. Confirm the serial number before ordering conversion parts.

Chris King hub support and service documentation

CHRIS KING Mountain

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