The Argon 18 E119T Seatpost with Tailwind Triathlon Assembly integrates a hydration, nutrition and survival storage solution designed for the ultimate Argon 18 triathlon bike E-119 Tri+.

Argon 18 has provided an aerodynamic advantage during races and training which is entirely integrated and customisable for every rider's needs. Gives the bike a sleek look by integrating the accessories in its design.


Seatpost - Triathlon-adapted geometry including an angle of 78 degrees. Adjustable position +28mm to -28mm to create an optimal fit for any level of athlete. Made with carbon.

Box - Solid plastic with a capacity of 1.5L (1500mL). Content examples: repair kit (tubular tyre, C02 catridge,etc) and other (food, cell, light jacket, etc). Pad box's content with rag or foam to avoid rattle if necessary. Has a secure closing strap.

Slide Post - Secured onto the seatpost. The length is extendable but not further than the minimum insertion mark. The end has a range of adjustment 24 degrees to -5 degrees.

Hub - The box inserts into the hub. There is an easy release valve.

Installation Instructions - Refer to Argon 18 E-119 Tri+ Assembly Guide.


Specific to Argon 18 triathlon bike E-119 Tri+.

Seatpost: Carbon.

Box Capacity: 1.5L / 1500mL.

Colour: Black.

What's in the Box?

Seatpost ASP7600.

Argon 18 logo end cap for seatpost.

Tailwind Box.

Tailwind Hub and Slide Post.

Two bolts.

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