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Showing 32 products:

Project 321 Boost Disc Front Hub, 28h, 15TA x 110mm, Black
Project 321 Boost Disc Front Hub, 28h, 15TA x 110mm, Black

Comes standard with 2 ABEC 5 Enduro bearings Flange angles allow the spokes to only touch at the bend of the spoke and nowhere else create … read more

Currently Sold Out

your price $185.00 + ships free

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Project 321 Torque Cap Kit, Black
Project 321 Torque Cap Kit, Black

For use with RockShox forks featuring the 31mm diameter "Torque Cap" dropout for added stiffness Fits both 15x100mm and Boost 15x110mm … read more

Currently Sold Out

your price $40.00 + ships free

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Project 321 Super Boost Loud Disc R Hub, 32h,12 x 157mm (XD) - Blk
Project 321 Super Boost Loud Disc R Hub, 32h,12 x 157mm (XD) - Blk

Very low drag freehub. Quiet pawls produce 68% less drag than previous system, loud pawls produce 51% less 6x2 pawl driver yields 1.7 deg … read more

Currently Sold Out

your price $415.00 + ships free

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Project 321 Super Boost Loud Disc R Hub, 28h,12x157mm (XD) - Black
Project 321 Super Boost Loud Disc R Hub, 28h,12x157mm (XD) - Black

Very low drag freehub. Quiet pawls produce 68% less drag than previous system, loud pawls produce 51%less 6x2 pawl driver yields 1.7 deg … read more

Currently Sold Out

your price $415.00 + ships free

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Project 321 Minispline Driver (No Pawls), 216 POE
Project 321 Minispline Driver (No Pawls), 216 POE

An alternative driver that fits Shimano 12 speed cassettes Pawls not included Made in the USA Item Specifications description: … read more

Currently Sold Out

your price $135.00 + ships free

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Project 321 Lefty Econo 2.0/Supermax Hub, Black
Project 321 Lefty Econo 2.0/Supermax Hub, Black

Comes with a hub cap and Ti bolt Flange angles that allow the spokes to only touch at the bend of the spoke and nowhere else to create a … read more

Currently Sold Out

your price $110.00 + ships free

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Project 321 Lefty Econo 1.0 Hub, 28H, Black
Project 321 Lefty Econo 1.0 Hub, 28H, Black

Comes with a hub cap and Ti bolt Flange angles that allow the spokes to only touch at the bend of the spoke and nowhere else to create a … read more

Currently Sold Out

your price $110.00 + ships free

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Project 321 Boost Quiet IS-Disc Rear Hub, 32h,12x148mm (MS) - Blk
Project 321 Boost Quiet IS-Disc Rear Hub, 32h,12x148mm (MS) - Blk

Very low drag freehub. Quiet pawls produce 68% less drag than previous system, loud pawls produce 51% less 6x2 pawl driver yields 1.7 deg … read more

Currently Sold Out

your price $415.00 + ships free

InfoInfo
Project 321 Boost Quiet IS-Disc Rear Hub, 32H,12 x 148mm HG, Black
Project 321 Boost Quiet IS-Disc Rear Hub, 32H,12 x 148mm HG, Black

Very low drag freehub. Quiet pawls produce 68% less drag than previous system, loud pawls produce 51% less 6x2 pawl driver yields 1.7 deg … read more

Currently Sold Out

your price $415.00 + ships free

InfoInfo
Project 321 Boost Quiet IS-Disc Rear Hub, 32h, 12x148mm XD, Black
Project 321 Boost Quiet IS-Disc Rear Hub, 32h, 12x148mm XD, Black

Very low drag freehub. Quiet pawls produce 68% less drag than previous system, loud pawls produce 51% less 6x2 pawl driver yields 1.7 deg … read more

Currently Sold Out

your price $415.00 + ships free

InfoInfo
Project 321 Boost Quiet IS-Disc Rear Hub, 28H,12 x 148mm MicroSpline, Black
Project 321 Boost Quiet IS-Disc Rear Hub, 28H,12 x 148mm MicroSpline, Black

Very low drag freehub. Quiet pawls produce 68% less drag than previous system, loud pawls produce 51% less 6x2 pawl driver yields 1.7 deg … read more

Currently Sold Out

your price $415.00 + ships free

InfoInfo
Project 321 Boost Quiet IS-Disc Rear Hub, 28h, 12x148mm XD, Black
Project 321 Boost Quiet IS-Disc Rear Hub, 28h, 12x148mm XD, Black

Very low drag freehub. Quiet pawls produce 68% less drag than previous system, loud pawls produce 51% less 6x2 pawl driver yields 1.7 deg … read more

Currently Sold Out

your price $415.00 + ships free

InfoInfo
Project 321 Boost Loud IS-Disc Rear Hub, 32h,12x148mm, Micro Spline
Project 321 Boost Loud IS-Disc Rear Hub, 32h,12x148mm, Micro Spline

Very low drag freehub. Quiet pawls produce 68% less drag than previous system, loud pawls produce 51% less 6x2 pawl driver yields 1.7 deg … read more

Currently Sold Out

your price $415.00 + ships free

InfoInfo
Project 321 Boost Loud IS-Disc Rear Hub, 32h,12x148mm (XD) - Purple
Project 321 Boost Loud IS-Disc Rear Hub, 32h,12x148mm (XD) - Purple

Very low drag freehub. Quiet pawls produce 68% less drag than previous system, loud pawls produce 51%less 6x2 pawl driver yields 1.7 deg … read more

Currently Sold Out

your price $415.00 + ships free

InfoInfo
Project 321 Boost Loud IS-Disc Rear Hub, 32h,12x148mm (XD) - Orange
Project 321 Boost Loud IS-Disc Rear Hub, 32h,12x148mm (XD) - Orange

Very low drag freehub. Quiet pawls produce 68% less drag than previous system, loud pawls produce 51%less 6x2 pawl driver yields 1.7 deg … read more

Currently Sold Out

your price $415.00 + ships free

InfoInfo
Project 321 Boost Loud IS-Disc Rear Hub, 32h,12x148mm (XD) - Gold
Project 321 Boost Loud IS-Disc Rear Hub, 32h,12x148mm (XD) - Gold

Very low drag freehub. Quiet pawls produce 68% less drag than previous system, loud pawls produce 51%less 6x2 pawl driver yields 1.7 deg … read more

Currently Sold Out

your price $415.00 + ships free

InfoInfo
Project 321 Boost Loud IS-Disc Rear Hub, 32h,12x148mm (XD) - Blue
Project 321 Boost Loud IS-Disc Rear Hub, 32h,12x148mm (XD) - Blue

Very low drag freehub. Quiet pawls produce 68% less drag than previous system, loud pawls produce 51%less 6x2 pawl driver yields 1.7 deg … read more

Currently Sold Out

your price $415.00 + ships free

InfoInfo
Project 321 Boost Loud IS-Disc Rear Hub, 32h,12x148mm (HG)
Project 321 Boost Loud IS-Disc Rear Hub, 32h,12x148mm (HG)

Very low drag freehub. Quiet pawls produce 68% less drag than previous system, loud pawls produce 51% less 6x2 pawl driver yields 1.7 deg … read more

Currently Sold Out

your price $415.00 + ships free

InfoInfo
Project 321 Boost Loud IS-Disc Rear Hub, 32h,12 x 148mm (XD) - Turq
Project 321 Boost Loud IS-Disc Rear Hub, 32h,12 x 148mm (XD) - Turq

Very low drag freehub. Quiet pawls produce 68% less drag than previous system, loud pawls produce 51% less 6x2 pawl driver yields 1.7 deg … read more

Currently Sold Out

your price $415.00 + ships free

InfoInfo
Project 321 Boost Loud IS-Disc Rear Hub, 32h,12 x 148mm (XD) - Red
Project 321 Boost Loud IS-Disc Rear Hub, 32h,12 x 148mm (XD) - Red

Very low drag freehub. Quiet pawls produce 68% less drag than previous system, loud pawls produce 51% less 6x2 pawl driver yields 1.7 deg … read more

Currently Sold Out

your price $415.00 + ships free

InfoInfo

We define color as the main color of the item. It may have accents or highlights in other colors.

The hub drilling is the number of spoke holes. It must match your rim spoke count.

This is hub spacing and is the width of the hub. It must match your fork specifications.

This should correspond to the type of brakes you have on the bike.

12 x 157 axles are often called "Super Boost"

12mm Thru x 148 thru axles are often called "Boost"

Buy this product and your entire order ships for free.

Some orders are inelligible for delivery discounts. See offer details for disqualifying products and destinations.