Promax Impact Top Load Race Stem

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  • The Impact stem from Promax has a 45° top-load design for BMX racing. The stems are cold forged from the highest quality 6061-T6 aluminum then CNC machined to refine the shape and further reduce weight.

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Product Specs
  1. TYPE: Top Load
  2. REACH: 48mm-60mm
  3. RISE: 30.5mm
  4. CLAMPING DIAMETER: 22.2mm-31.8mm
  5. WEIGHT: 242 grams/8.5 ounces - 264 grams/9.3 ounces