The Project 321 G3 hub shell is the ideal foundation for incredibly stiff, responsive, and reliable wheels. Designed to make drive train and endcap conversions simple and straight forward

1.25 deg/288 Points of Engagement from eight 3-step pawls phased in teams of two on a 72-tooth drive ring
Feeling of instant and rock-solid freehub engagement
Pawls are driven by magnets which pull harder as they get closer to the drive ring and minimize drag while coasting
Magnetic freehub design results in fewer moving parts and no springs
Optimized hub geometry to balance spoke tension
Angled and tall flanges create a more direct spoke path and maximize torsional stiffness
6-Lock is a improved six-bolt design that gives versatility to run Center Lock
No lock ring, only T25 Torx hardware
Easily converts from six bolt to Center Lock
Fully anodized 7075 aluminum axles
Universal end cap and bearing configuration across all drivers and axle sizes
Made in Canada
Model: G3
Front/Rear: rear
Axle/Spacing: 12x142mm Thru Axle
Cassette/Driver: Sram XDR
Hole: 28h
Color: Black

Project321 G3 12mm XDR 6-Lock Disc Rear Hub

142mm x 12mm TA x 32 Hole, Sram XDR (Black)	Add to Wheelkit

Project321 RG3 12mm HG-11 CenterLock Disc Rear Hub

For road and gravel riders who demand precision, speed, and durability across any surface Features the ...read more

For road and gravel riders who demand precision, speed, and durability across any surface
Features the M-Pulse magnet sprung pawls for ultra-low drag with instant engagment
RG3 hubs ship with Center Lock brake mount but can be upgraded with the 6-Lock assembly if 6-bolt is preferred
Made in Canada
Spacing: 12mm x 142mm
Spokes: J-Bend
Cassette Body: Shimano HG-11 Road
Brake Compatibility: Center Lock

Project321 RG3 12mm HG-11 CenterLock Disc Rear Hub

12mm x 142mm TA x 24 Hole (Black)	Add to Wheelkit
12mm x 142mm TA x 28 Hole (Black)	Add to Wheelkit
12mm x 142mm TA x 28 Hole (Silver)	Add to Wheelkit
12mm x 142mm TA x 28 Hole (Flat Earth)	Add to Wheelkit

Project321 RG3 12mm XDR Center Lock Disc Rear Hub

For road and gravel riders who demand precision, speed, and durability across any surface Features the ...read more

For road and gravel riders who demand precision, speed, and durability across any surface
Features the M-Pulse magnet sprung pawls for ultra-low drag with instant engagment
RG3 hubs ship with Center Lock brake mount but can be upgraded with the 6-Lock assembly if 6-bolt is preferred
Made in Canada
Spacing: 12mm x 142mm
Spokes: J-Bend
Cassette Body: Sram XDR
Brake Compatibility: Center Lock

Project321 RG3 12mm XDR Center Lock Disc Rear Hub

12mm x 142mm TA x 24 Hole (Black)	Add to Watchlist
12mm x 142mm TA x 28 Hole (Black)	Add to Wheelkit
12mm x 142mm TA x 28 Hole (Silver)	Add to Wheelkit
12mm x 142mm TA x 24 Hole (Flat Earth)	Add to Wheelkit

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Universal Cycles Company LLC

Oregon • Colorado

(800)936-5156 or (503)716-8866

Beaverton, Oregon Retail Store
12330 SW Walker Road
Beaverton, OR 97005-1403
(503)716-8866
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For orders that can ship complete from one warehouse, "Today" is extended to 1:30 PM for Oregon and Nevada, and 11:30 AM for Utah.

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Ground Shipping for $9.99

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Free Ground Shipping on orders over $150

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Additional Details

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Ground Shipping is available in the lower 48 states.
Generally, your order will ship UPS if it weighs over a pound, and Postal if it weighs less than a pound.