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Project 321 6-Bolt Disc Black 28 Hole Bicycle Rear Hubs

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

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.

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Showing 4 products:

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 Boost Loud IS-Disc Rear Hub, 28h,12x148mm(MicroSpline) - Black
Project 321 Boost Loud IS-Disc Rear Hub, 28h,12x148mm(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 Loud IS-Disc Rear Hub, 28h, 12x148mm (XD) - Black
Project 321 Boost Loud 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 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

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

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

12 x 157 axles are often called "Super Boost"

This is the part number or identifier for this item from the manufacturer

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.