Lightweight clip-on aero bars constructed from aluminum.
ITEM: TTH-16
Superb set of clip-on aero bars that attach to handlebars with a diameter of 31.8mm.
Designed for triathlon riders, they’ll ease you into an aerodynamic but sustainable position where you can still generate maximum power.
60mm of adjustability upfront suits triathletes seeking a more conservative stretch to conserve energy for the run.
30mm of elbow pad adjustability suits triathletes with a more flexible riding position.
Optional 20mm, 40mm, and 60mm spacers are available in which triathletes can optimize the stack height, seeking the most aerodynamics with the best ergonomics.
The 20mm, 40mm, and 60mm spacer need to purchase separately. 
It weighs just 462g (Zero stacks).
 
Material: AL6061
Length Max: 303mm (C to C)
Length Mini: 253mm
Extension Bar: J Bar, Up(C to C) 55mm --OR-- S Bar
Armrest's R/L Adjustable: R/30mm, L/30mm
Armrest's +/- Adjustable Angle: 15°(+/- 7.5°)
Option Spacers: 20mm, 40mm, and 60mm
Weight: 462g (with pads)
Color: Red / Gray