WEBJul 3, 2024 · Argon 18 E119 Tri+ Disc. Buy now from Sigma Sports (£8,999) Credit: Pete Photographie. Price: From £7,300/$8,500. Argon 18 claims its latest E119 Tri+ cuts 17 watts-worth of drag compared to its predecessor, and even the disc brakes are aero optimised with the callipers located inside the seatstay, a world first.