Trek Speed Concept Seven Series Shady Gray See more….. FRAME 500 Series OCLV Carbon, KVF (Kammtail Virtual Foil) tube shape, BB90, Speed Fin. DuoTrap compatible, SC Draft Box 2 & Speed Box FORK SC full foil carbon, integrated brake & stem FRAME FIT Triathlon SIZE large WEIGHT LIMIT This bike has a maximum total weight limit (combined weight of bicycle, rider, and cargo) of 275 pounds (125 kg). DRIVETRAIN Shifter Shimano Dura-Ace, bar end, 11 speed Front derailleur Shimano Ultegra R8000, braze-on Rear derailleur Shimano Ultegra R8000, short cage, 30T max cog *Crank Campagnolo Carbon Fiber Chorus Ultra Torque , 53/39 chainrings. Bottom bracket Trek BB90 Cassette Shimano Ultegra 11/23 Wheel front ZIPP Carbon Fiber700x25 88mm QR Wheel rear ZIPP Carbon Fiber700x25 88mm QR Tire Rear Continental Podium 700x25c Tubular Tire front Continental Sprinter 700x25c Tubular Max tire size 25mm Saddle ADAMO Seatpost Bontrager Speed Concept Race Lite, alloy, +/-20mm offset, 335mm length Handlebar Speed Concept Gen 2 Mono Ergo Extension Long Handlebar tape. Hexagon Silicone Stem. Bontrager Speed Concept, direct mount, 61mm rise, 110mm reach Brake levers Bontrager Speed Limit integrated, Bontrager Race Lite aero levers