-The Stratocaster v2a frame uses full 4130 chromoly tubing, has externally machined campy style integrated headset head tube with removable gyro tabs, externally machined seat tube, detailed seat and chain stay braces, inverted seat stay brake mounts, small 5mm thick heat-treated dropouts and a Spanish bottom bracket shell. Internal headset and Spanish bottom bracket sold seperately. Weight: 4.85lbs.