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Showing 33 products:
Project 321 G3 6-Lock Disc Rear Hub, XDR, 32h, 12x157, Black 
BuyPART NUM 211489
1.25 deg/288 Points of Engagement from eight 3-step pawls phased in teams of two on a 72-tooth drive ring. This results in the feeling of instant … read more
Project 321 G3X12157S32SNNX-XRAA
Ships Freeyour price $440.00 + ships free
BuyPART NUM 211489 
Project 321 G3 6-Lock Disc Rear Hub, XDR, 32h, 12x148, Ultra Violet BuyPART NUM 330626
1.25 deg/288 Points of Engagement from eight 3-step pawls phased in teams of two on a 72-tooth drive ring. This results in the feeling of instant … read more
your price $455.00 + ships free
BuyPART NUM 330626 
Project 321 G3 6-Lock Disc Rear Hub, XDR, 32h, 12x148, Silver BuyPART NUM 959647
1.25 deg/288 Points of Engagement from eight 3-step pawls phased in teams of two on a 72-tooth drive ring. This results in the feeling of instant … read more
your price $455.00 + ships free
BuyPART NUM 959647 
Project 321 G3 6-Lock Disc Rear Hub, XDR, 32h, 12x148, Ruby BuyPART NUM 653073
1.25 deg/288 Points of Engagement from eight 3-step pawls phased in teams of two on a 72-tooth drive ring. This results in the feeling of instant … read more
your price $455.00 + ships free
BuyPART NUM 653073 
Project 321 G3 6-Lock Disc Rear Hub, XDR, 32h, 12x148, Maple BuyPART NUM 907273
1.25 deg/288 Points of Engagement from eight 3-step pawls phased in teams of two on a 72-tooth drive ring. This results in the feeling of instant … read more
your price $455.00 + ships free
BuyPART NUM 907273 
Project 321 G3 6-Lock Disc Rear Hub, XDR, 32h, 12x148, Flat Earth BuyPART NUM 159295
1.25 deg/288 Points of Engagement from eight 3-step pawls phased in teams of two on a 72-tooth drive ring. This results in the feeling of instant … read more
your price $455.00 + ships free
BuyPART NUM 159295 
Project 321 G3 6-Lock Disc Rear Hub, XDR, 32h, 12x148, Black BuyPART NUM 838954
1.25 deg/288 Points of Engagement from eight 3-step pawls phased in teams of two on a 72-tooth drive ring. This results in the feeling of instant … read more
your price $440.00 + ships free
BuyPART NUM 838954 
Project 321 G3 6-Lock Disc Rear Hub, XDR, 28h, 12x148, Ultra Violet BuyPART NUM 548767
1.25 deg/288 Points of Engagement from eight 3-step pawls phased in teams of two on a 72-tooth drive ring. This results in the feeling of instant … read more
your price $455.00 + ships free
BuyPART NUM 548767 
Project 321 G3 6-Lock Disc Rear Hub, XDR, 28h, 12x148, Silver BuyPART NUM 783291
1.25 deg/288 Points of Engagement from eight 3-step pawls phased in teams of two on a 72-tooth drive ring. This results in the feeling of instant … read more
your price $455.00 + ships free
BuyPART NUM 783291 
Project 321 G3 6-Lock Disc Rear Hub, XDR, 28h, 12x148, Maple BuyPART NUM 766298
1.25 deg/288 Points of Engagement from eight 3-step pawls phased in teams of two on a 72-tooth drive ring. This results in the feeling of instant … read more
your price $455.00 + ships free
BuyPART NUM 766298 
Project 321 G3 6-Lock Disc Rear Hub, XDR, 28h, 12x148, Black BuyPART NUM 865251
1.25 deg/288 Points of Engagement from eight 3-step pawls phased in teams of two on a 72-tooth drive ring. This results in the feeling of instant … read more
your price $440.00 + ships free
BuyPART NUM 865251 
Project 321 G3 6-Lock Disc Rear Hub, XDR, 28h, 12x142, Black BuyPART NUM 537779
1.25 deg/288 Points of Engagement from eight 3-step pawls phased in teams of two on a 72-tooth drive ring. This results in the feeling of instant … read more
your price $440.00 + ships free
BuyPART NUM 537779 
Project 321 G3 6-Lock Disc Rear Hub, MicroSpline, 32h, 12x148, Blk BuyPART NUM 289304
1.25 deg/288 Points of Engagement from eight 3-step pawls phased in teams of two on a 72-tooth drive ring. This results in the feeling of instant … read more
your price $440.00 + ships free
BuyPART NUM 289304 
Project 321 Boost Quiet IS-Disc Rear Hub, 32h,12x148mm (MS) - Blk 
Info
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
your price $415.00 + ships free
Info 
Project 321 Boost Quiet IS-Disc Rear Hub, 32H,12 x 148mm HG, Black Info
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
your price $415.00 + ships free
Info 
Project 321 Boost Quiet IS-Disc Rear Hub, 32h, 12x148mm XD, Black Info
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
your price $415.00 + ships free
Info 
Project 321 Boost Quiet IS-Disc Rear Hub, 28H,12 x 148mm MicroSpline, Black Info
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
your price $415.00 + ships free
Info 
Project 321 Boost Quiet IS-Disc Rear Hub, 28h, 12x148mm XD, Black Info
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
your price $415.00 + ships free
Info 
Project 321 Boost Loud IS-Disc Rear Hub, 32h,12x148mm, Micro Spline Info
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
your price $415.00 + ships free
Info 
Project 321 Boost Loud IS-Disc Rear Hub, 32h,12x148mm (XD) - Purple Info
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
your price $415.00 + ships free
Info 
We define color as the main color of the item. It may have accents or highlights in other colors.
These models are available for online purchasing and can be shipped directly to you.
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.
12 x 157 axles are often called "Super Boost"
This is the part number or identifier for this item from the manufacturer
12mm Thru x 148 thru axles are often called "Boost"
12mm Thru x 142mm
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.