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ACS Crossfire BB Cup Set, Gold
ACS Crossfire BB Cup Set, Gold

Forged and CNC-machined aluminum with precision sealed bearings for 2-pc cranks and 24mm spindles BSA 1.37"x24T for 68/73mm shells … read more

your price $49.95 + ships free

BuyBuyPART NUM 824658
ACS Crossfire BB Cup Set, Red
ACS Crossfire BB Cup Set, Red

Forged and CNC-machined aluminum with precision sealed bearings for 2-pc cranks and 24mm spindles BSA 1.37"x24T for 68/73mm shells … read more

16% offretail $54.95 your price $45.99 + ships free

BuyBuyPART NUM 351479
ACS Crossfire Headset - EC34/28.6|EC34/30 Black
ACS Crossfire Headset - EC34/28.6|EC34/30 Black

Cold-forged and CNC-machined aluminum with precision sealed bearings Available for 1" (25.4mm) or 1-1/8" (28.6mm) EC (traditional cup) applications … read more

Currently Sold Out

your price $42.99

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ACS Crossfire BB Cup Set, Black
ACS Crossfire BB Cup Set, Black

Forged and CNC-machined aluminum with precision sealed bearings for 2-pc cranks and 24mm spindles BSA 1.37"x24T for 68/73mm shells … read more

31% offretail $54.95 your price $37.99

BuyBuyPART NUM 120402
ACS Southpaw Freewheel, Left Hand Drive 16t 3/32" Gun Metal
ACS Southpaw Freewheel, Left Hand Drive 16t 3/32" Gun Metal

ACS Southpaw Freewhee … read more

your price $28.00

BuyBuyPART NUM 697944
ACS Crossfire Freewheels - Silver
ACS Crossfire Freewheels - Silver

ACS Single-Speed Freewheels Durable cold forged CNC machined freeweheel 3 pawl ingagement for stronger hold with engagement every 12 degreees New … read more

Currently Sold Out

14% off your price $24.99

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ACS PAWS M30 Freewheel, 13T 3/32", Nickel
ACS PAWS M30 Freewheel, 13T 3/32", Nickel

ACS threaded freewheels that are focused on durability for metric thread applications. Three-pawl design provides engagement every 12 degrees … read more

StarStarStarStarStar 5 of 5 ( 1 ) 5 of 5 stars ( 1 review )

your price $24.99

BuyBuyPART NUM 813725
ACS Maindrive Headset, EC30/25.4|EC30/26 Black
ACS Maindrive Headset, EC30/25.4|EC30/26 Black

Forged steel cups, alloy tops, and cap with sealed mechanism bearings Available for 1" (25.4mm) or 1-1/8" (28.6mm) EC (traditional cup) applications … read more

your price $24.95

BuyBuyPART NUM 512751
ACS PAWS 4.1 Freewheel, 17T 3/32", Nickel
ACS PAWS 4.1 Freewheel, 17T 3/32", Nickel

ACS threaded freewheels that are focused on durability for standard thread applications. Nickel plated sprocket ring fits 1/8" and 3/32" chains … read more

your price $22.99

BuyBuyPART NUM 195354
ACS PAWS 4.1 Freewheel, 16T 3/32", Nickel
ACS PAWS 4.1 Freewheel, 16T 3/32", Nickel

ACS threaded freewheels that are focused on durability for standard thread applications. Nickel plated sprocket ring fits 1/8" and 3/32" chains … read more

your price $22.99

BuyBuyPART NUM 305165
ACS PAWS 4.1 Freewheel, 18T 3/32", Nickel
ACS PAWS 4.1 Freewheel, 18T 3/32", Nickel

ACS threaded freewheels that are focused on durability for standard thread applications. Nickel plated sprocket ring fits 1/8" and 3/32" chains … read more

your price $22.99

BuyBuyPART NUM 578513
ACS PAWS 4.1 Freewheel, 22T, Nickel
ACS PAWS 4.1 Freewheel, 22T, Nickel

ACS threaded freewheels that are focused on durability for standard thread applications. Nickel plated sprocket ring fits 1/8" and 3/32" chains … read more

your price $22.99

BuyBuyPART NUM 510491
ACS PAWS 4.1 Freewheel, 20T 3/32", Nickel
ACS PAWS 4.1 Freewheel, 20T 3/32", Nickel

ACS threaded freewheels that are focused on durability for standard thread applications. Nickel plated sprocket ring fits 1/8" and 3/32" chains … read more

your price $22.99

BuyBuyPART NUM 786607
ACS PAWS M30 Freewheel, 14T 3/32", Nickel
ACS PAWS M30 Freewheel, 14T 3/32", Nickel

ACS threaded freewheels that are focused on durability for metric thread applications. Three-pawl design provides engagement every 12 degrees … read more

your price $22.99

BuyBuyPART NUM 696813
ACS Southpaw Freewheel, Left Hand Drive 20t 3/32" Gun Metal
ACS Southpaw Freewheel, Left Hand Drive 20t 3/32" Gun Metal

ACS Southpaw Freewhee … read more

18% offretail $28.00 your price $22.99

BuyBuyPART NUM 560700
ACS MainDrive Integrated 1" Headset Black
ACS MainDrive Integrated 1" Headset Black

ACS Maindrive Headsets, Complete Item Specifications Color: Black Material: Steel Crown Race: 27.0 Bearing Type: Sealed … read more

StarStarStarStarStar 5 of 5 ( 1 ) 5 of 5 stars ( 1 review )

your price $22.00

BuyBuyPART NUM 931973
ACS MainDrive Integrated 1-1/8" Headset Black
ACS MainDrive Integrated 1-1/8" Headset Black

ACS Maindrive Headsets, Complete Item Specifications Color: Black Material: Steel Crown Race: 30.0 Bearing Type: Sealed Defined Color: Black … read more

StarStarStarStarStar 5 of 5 ( 1 ) 5 of 5 stars ( 1 review )

9% offretail $22.00 your price $20.00

BuyBuyPART NUM 891358
ACS Fat Freewheel (3/16")
ACS Fat Freewheel (3/16")

Chromoly steel freewheel, Designed to work with 3/16" HEAVY DUTY chain . (4 prong) Bronze … read more

Currently Sold Out

your price $19.99

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ACS Maindrive Headset, IS42/25.4 - IS42/26 Black
ACS Maindrive Headset, IS42/25.4 - IS42/26 Black

CNC machined alloy tops with sealed mechanism 45/45 degree bearings Available as 1" (25.4mm), 1-1/8"(28.6mm) and 1 1/8" to 1" reducer … read more

StarStarStarStarStar 5 of 5 ( 1 ) 5 of 5 stars ( 1 review )

your price $19.99

BuyBuyPART NUM 590612
ACS Maindrive Headset, EC30/25.4|EC30/26 Blue
ACS Maindrive Headset, EC30/25.4|EC30/26 Blue

Forged steel cups, alloy tops, and cap with sealed mechanism bearings Available for 1" (25.4mm) or 1-1/8" (28.6mm) EC (traditional cup) applications … read more

StarStarStarStarStar 5 of 5 ( 1 ) 5 of 5 stars ( 1 review )

your price $19.99

BuyBuyPART NUM 503391

These models are available for online purchasing and can be shipped directly to you.

Length

The bottom bracket shell width is the width, in millimeters, of the frame where the bottom bracket is mounted.

Bottom brackets must fit the frames interface type. For example, an english threaded bottom bracket can only be installed on a frame that accepts english threading.

FSA’s MegaExo spindle is 24mm in diameter, uses a “Square Spline”. FSA Spline Patterns

FSA’s MegaExo Light spindle is 24mm in diameter, uses an “Arc Spline,” and is used on K-Force Light, SL-K Light, and the Team Issue cranks. FSA Spline Patterns

Shimano Hollowtech II is Shimano's 24mm spindle standard.

RaceFace EXI bottom brackets are for 24mm spindle cranks.

Chainring Teeth

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

S.H.I.S clamp diameter is the steerer tube diameter.

S.H.I.S Lower

S.H.I.S Upper

Crown Race

These products are one of our best sellers.

In Store products are available to view in our showroom. In Store orders usually ship the same or next business day.

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.