Velobike EliteLongboi Track Stem

C$279.99
The longest of longboi’s, this sprint stem extends your reach out for a more aerodynamic position to get the most out of the UCI geometry regulations.
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The Elite Longboi is the stiffest stem we have tested to date! The stems have exceeded 2x the fatigue and static overload ISO requirements for racing bicycle steering components.

Velobike Elite Longboi Stem Animation

Note it's important for you to measure your handlebar position prior to purchasing a Longboi stem. The longer Longboi stems on some framesets and bar combinations may put your handlebars in front of the 100mm UCI reach limit (UCI Technical Regulations 2023).

Designed in collaboration with Cycling New Zealand for Tokyo Olympics.

Olympic Silver Medal: Ellesse Andrews (New Zealand), Women's Keirin 

Velobike Longboi Stem Aerodynamics

Specifications:

  • ISO 4210-5:2014 certified (tested to 2x the ISO requirements)
  • Registered for JKA250 Japanese Keirin racing
  • UCI certified for competition use
  • 120mm, 130mm, 140mm, 150mm, 160mm 170mm, 180mm, 190mm and 200mm lengths
  • +/-6, +/-12 or +/-16 degree angle options (only +/-6 degrees in 180mm, 190mm and 200mm lengths)
  • Reversible mounting capability (angled up or downward)
  • Aero design developed using CFD software
  • Rear mounted stem cap bolts for reduced aerodynamic drag
  • Recommended to use a long hex driver to torque up the reverse facing bolts
  • Titanium hardware for weight reduction
  • Low profile steerer tube clamp for greater integration with notched headtube framesets
  • Material: Hard anodised 7075-T6 aluminium
  • Weight: 150mm/6deg - 250g, 160mm/6deg - 260g, 170mm/6deg - 270g
  • Steerer diameter: 1-1/8th
  • Bar clamp diameter: 31.8mm
  • Bar clamp width: 48mm
  • Steerer clamp stock height: 32mm
  • 5Nm Fastening Torque (Ensure use of a torque wrench)
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