XLAB Torpedo Versa Slim Aero Drink System – Black. XLAB Torpedo Versa Slim Aero Drink SystemCompatible with Trek Speed Concept Monobars Cervelo EX10 Risers Cervelo EX11 Risers Argon 18 Integrated Cockpit TriRig Alpha One and 51 Speedshop Mono Riser SystemsClean integrated and streamlined lookCarbon fiber plate and cage gives you the perfect balance of lightweight and durability – with over 6 lbs of tenacious grip.Telescoping computer mount places your computer right where you want it. Garmin | Wahoo | Cateye | Polar | Sigma Compatible