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Box Two Top Load Mini 1 Inch Stem

Brand: Box

Code: ASBX2T140K

Code: ASBX2T145K

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Brand: Box

The Box Two Top Load Stem is a modern 1-inch by 22.2mm stem designed specifically for BMX racing. Box Two Top Load stem bodies are cold-forged and CNC-machined from the highest quality 6061-T6 aluminium.

The lightweight front clamps are cold-forged and CNC-machined for increased stiffness and strength. The top load stem is designed for ease of handlebar installation while maintaining superior strength.


  • Material: Cold-Forged 6061-T6 Aluminium
  • Hardware: Chromoly Clamping Bolts
  • Finish: Anodised w/Laser-Etched Graphics
  • Length: 40mm, 45mm
  • Clamp Diameter: 22.2mm
  • Stack Height: 24mm
  • Rise: +/-5°
  • Steerer Tube: 1”
  • Weight: 40mm: 138g /4.9oz, 45mm: 150g /5.3oz