Carbon Fiber by Parlee, model ESX, 2014 vintage. 16 lbs, 9 oz. with Shimano Ultegra 6810 caliper brakes, SRAM Force 22 double tap mechanical shifters and derailleurs, SRAM PG-1170, 11 speed, 11-28t cassette, Fizik Aliante saddle, Vision Trimax 30 aluminum wheelset 700C X 28C. Size 20" frame (M,L), aero frame and spokes. It's a beauty, asking $1,200.