-The Reaper2 uses Eastern's new Lightening Rob tubing to insure strength will keeping the weight down and has an externally machined internal headset head tube with removable gyro tabs, integrated post clamp with replacable bolt hardware, and Spanish bottom bracket shell, inverted seatstay brake mounts, gusseted downtube, tapered seat and chain stays and hardened 5mm dropouts. Weight: 4.28lbs. Internal headset included, bottom bracket sold seperately.