This is the base model most of our pro signature frames have started from for awhile now. It’s also the basic custom frame most of the employees here ride. It’s a little stronger & heavier than some of the frames on the market but it’s what people really want to ride. TOP TUBE LENGTHS 20″, 20.5″, 20.75″, 21″, 21.25″,21.5″,22″ REAR END LENGTH 13.4″-13.875″ HEAD TUBE ANGLE 75° HEAD TUBE STYLE Integrated (45°/45°, 41.8mm) SEAT TUBE ANGLE 71° SEAT CLAMP Integrated SEAT POST SIZE 1″ (25.4mm) BB HEIGHT 11.7″ BB STYLE Mid w/ EZ-out punch slots STANDOVER HEIGHT 8.5″ BRAKE MOUNTS Thread-On 990 DROPOUTS 14mm Slot, 4Q-Baked GYRO TABS None WEIGHT 4.65 lb (2.12 kg) TUBESET Butted True Temper SuperTherm Tubing