The ultra shallow 15° extension bend maintains the high-performance aggressive position of straight extensions with the comfort of a ski-bend.

• J4 Brackets:- 6061-T6 aluminum forged bracket system with patent-pending in-line wedge system for reduced drag and even clamping forces. Extension length and rotation easily adjusted with the turn of just one bolt.
• F-35a Aluminum Armrests: 3x fore/aft positioning, providing 30mm of adjustment while also allowing for 15° (+/- 7.5°) of rotation adjustment to angle armrests for customized fit.
• Ability to increase stack up to 70mm with optional Aerobar Bracket Riser Kit.
• • Bracket: J4 Bracket 
  • Armrest: F35a
  • Stack: 60mm - 120mm (w/ Aftermarket Riser Kits)
  • Reach:  -75mm, -60mm -45mm, -20mm, -5mm, 10mm
  • Width:  165mm-320mm (Center to Center)
  • Extension Length Adjustment:  150mm-305mm (Center of Basebar to Tip)
  • Extension Length: 380mm
  • Extension Height: 55mm
  • Extension Angle: 13⁰
  • Clamp Diameter: 31.8mm (26.0 w/Shims)
  • Color: Black
  • Weight: 575g