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Surat, Gujarat
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Box One Bottom Bracket Square-Taper Titanium/Carbon - boxcomponents

Box One Bottom Bracket Square-Taper Titanium/Carbon

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With precision sealed bearings and cold-forged, aluminum CNC machined cups, the Box One™ Titanium Square Taper bottom brackets are the best option for young BMX racers and other users. It is a three-piece crank in search of performance gains and weight savings. They have hollow, custom titanium-nitride-coated titanium spindles and carbon fiber center seals, helping keep the weight down between 185 and 190 grams (well below that of other square taper bottom brackets on the market). Other features include cups that are anodized black with anodized gold inner seals and a JIS tapered spindle that comes in either 108 or 113 millimeters.


  • CNC-Machined Alloy Cups
  • Precision Abec-5 Sealed Bearings
  • Titanium JIS Spindle
  • Carbon Fiber Sleeve
  • Titanium Aluminum Nitride Coating
  • BSA Threaded Compatible


Spindle Type JIS
Spindle Material Titanium
Spindle Length 108mm or 113mm
Shell Width 68mm
Torque Spec 35-50Nm
Thread 1.37" x 24 TPI
Weight [108] 185 grams / 6.5 ounces
Weight [113] 190 grams / 6.7 ounces


Weight Limit: 115kg (253 lbs) with limitations as per Category 2 of EN 16054:2012 Standard


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