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• Argon 18 Sum Pro Shimano Ultegra Di2The Argon 18 Sum Pro is a top-tier race platform made to combine low weight, aero efficiency and sharp race handling. It is aimed at riders who want one fast road bike for climbing, fast rolling terrain, criteriums and bunch sprints. The frame uses Argon 18's Sum Pro chassis with integrated cabling, aero tube shaping, 3D fit system and clearance for up to 30C tyres, with measured clearance noted at 32mm.This version is supplied in the Shimano Ultegra Di2 configuration and is available in Titanium / Racing Red or Crystal Black / Foil.
• SUM Pro carbon race platform Integrated cable routing

Aero/lightweight road geometry

Fits up to 30C tyres, with listed clearance up to 32mm

Available sizes: XXS 44-46, XS 47-50, S 51-53, M 54-56, L 57-59 and XL 60-62.