Wheels Manufacturing BSA Outboard Threaded Bottom Bracket with ABEC-3 Bearings for 22/24 mm Road Crank Spindles

Color: Black
Size: One Size
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Featuring Enduro ABEC-3 bearings and silicone seals, this Wheels Manufacturing BSA Outboard Threaded bottom bracket for 22/24 mm road-bike spindles is durable and provides smooth power application.


  • Compatible with ISO/English or BSA Threaded (1.37 in. x 24 tpi) bottom bracket/frame interfaces
  • Compatible with SRAM/Truvativ GXP road cranksets with a 22/24 mm spindle diameter
  • Fits frames with a 68 mm shell width; 33.6 to 33.9 mm shell internal diameter
  • Machined aluminum cups with replaceable bearings offer increased durability and longer bearing life
  • Enduro ABEC-3 sealed, grade 10 chromium-steel ball bearings provide smooth, long-lasting operation
  • 52100 high-carbon chromium alloy races are extremely tough and durable for a long life
  • Includes one 2.5 mm aluminum bottom bracket cup spacer, two 0.5 mm and two 1 mm crank spindle spacers, 1 wave washer, and 2 Enduro silicone dust seals

Made in USA.

View all Wheels Manufacturing Bike Bottom Brackets

Technical Specs

Best Use

Road Cycling

Bottom Bracket Installation

Threads into Frame

Bottom Bracket Standard


Spindle Interface

No Spindle

Fits Shell Width

68 millimeters

Spindle Diameter

22/24 millimeters


111 grams

Bearing Material

Stainless Steel


Aluminum cups;Enduro ABEC-3 bearings

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