Developed by Velobike in New Zealand, the Elite Longboi Stem provides the most aerodynamic position in the UCI geometry regulations.
Length (mm) | Angle | Weight (g) |
120 | ±6° | 232.5 |
120 | ±12° | 228.0 |
120 | ±16° | 227.0 |
130 | ±6° | 241.5 |
130 | ±12° | 239.5 |
130 | ±16° | 237.5 |
140 | ±6° | 251.0 |
140 | ±12° | 247.5 |
140 | ±16° | 246.5 |
150 | ±6° | 258.5 |
150 | ±12° | 256.0 |
150 | ±16° | 256.0 |
160 | ±6° | 268.0 |
160 | ±12° | 266.0 |
160 | ±16° | 265.5 |
170 | ±6° | 283.5 |
170 | ±12° | 277.5 |
170 | ±16° | 275.0 |
180 | ±6° | 303.5 |
190 | ±6° | 298.5 |
200 | ±6° | 329.5 |
Specifications:
- 250 Keirin certified
- 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
- Titanium hardware for weight reduction
- Low profile steerer tube clamp for greater integration with notched headtube framesets
- Material: Hard anodised 7075-T6 aluminium
- 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)
The Elite Longboi Stem is the stiffest stem Velobike has ever tested. Co-designed with the Cycling New Zealand team for Tokyo 2020, New Zealand's Ellesse Andrews won silver with the stem in the women's keirin at the Olympics.
Notes
*Please measure your handlebar position before purchasing the Elite Longboi Stem. Some frameset and handlebar combinations may exceed the 100mm reach limit of UCI regulations.