Description
Color: Matte Slate
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]
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.
- Orders are shipped within 1–2 business days after payment is confirmed. Orders placed by 10:00 AM are generally shipped the same day.
- Messenger delivery is available within Nagoya City only (excluding complete bikes and framesets).
- We ship every day from Monday through Sunday, except on temporary closure days.
- Shipping destinations: throughout Japan and worldwide.
- Shipment may be delayed depending on credit card processing. If you would like to request a delivery date or time, please add a note in your cart.
- All orders are shipped from Circles.
- For damage or loss during transit, please contact the carrier.
Complete Bike Shipping within Japan
- A shipping fee of ¥9,900 (tax included) applies to complete bikes. Additional charges may apply for Okinawa and remote islands.
- After purchase, we perform a final inspection before shipping. Please allow 1–2 weeks in some cases.
- For packing, some parts may be removed. We strongly recommend having the bike reassembled and checked by your local bicycle shop before riding.
- We will contact you by email with delivery details.
- Products are also sold in-store, so availability may change before the order is finalized.
Frameset Shipping within Japan
- Flat-rate shipping within Japan: ¥5,500 (tax included). Additional charges may apply for Okinawa and remote islands.
- Shipping rates for OMNIUM framesets and complete bikes differ.
- We will contact you by email with delivery details.
- Facing and tapping preparation for framesets purchased from Circles is available at no additional charge. Details will be provided after purchase.
- Headset and bottom bracket installation are also available for an additional labor fee. Please contact us if required.
Custom & Stock Wheel Shipping within Japan
- A shipping fee of ¥2,000 (tax included) applies. Additional charges may apply for Okinawa and remote islands.
- Stock wheels undergo a final inspection by a mechanic before shipping. Please allow approximately 3 business days for dispatch.
For international orders, shipping costs vary by destination. Please check the amount shown at checkout.