Promax SC-1 Square Taper Chromo JIS Bottom Bracket (Black) (113mm)

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Price: $39.99 (Save 40%)
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SC-1 bottom brackets are the perfect choice for those who still prefer the low weight and simplicity of square taper cranks. Each bottom bracket is hand assembled using a hollow chromoly spindle, precision sealed bearings, forged and CNC-machined alloy cups and a composite center spacer/seal.


  • Hollow chromoly spindle
  • CNC-machined alloy cups
  • JIS square taper
BB/Frame Interface:
English Bottom Bracket
Shell I.D.: 1.37
Spindle Interface: Square Taper JIS
Weight: 253g
BB Shell Width: 68mm
Spindle Length: 113

This product was added to our catalog on February 24, 2020