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Box Three Square Taper Steel Bottom Bracket

MSRP: USD $‎24.99
USD $‎24.99

Out of Stock [ETA Sept]

MSRP: USD $‎24.99
USD $‎24.99

Out of Stock [ETA Sept]



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Box Three™ Square Taper Steel Bottom Brackets are the best option for young BMX racers and other users of three-piece cranks in search of the most economical bottom bracket in the Box family. Each bottom bracket is hand assembled with a steel spindle, sealed bearings, forged and CNC-machined alloy cups and a composite center spacer/seal.

Spindle TypeJIS
Spindle MaterialSteel
Spindle Length113mm
Shell Width68mm
Thread1.37" x 24 TPI
Weight274 grams / 9.65 ounces

The following tools can be used to install/remove this bottom bracket:

  • Park Tools BBT-22
  • Park Tools BBT-32
  • Pedro's Splined Bottom Bracket Socket