Subrosa Silva Frame 21.5". Made of 4130 sanko chromoly, designed by Mark Mulville.

Material: 4130 Sanko chromoly, double butted top tube, down tube and seat stays
Top Tube: 21.5″
Chain Stay: 13.75″ with room to remove wheel, 14.25″ fully slammed
Head Tube: 74.5°, integrated, CNC machined, T5 Deathproof heat treated
Seat Tube: 71°, internally butted, 9.0″ standover height, integrated seat clamp w/ replaceable nut and bolt
BB Type: Mid, T5 Deathproof heat treated, internally and externally CNC machined
BB Height: 11.6″
Brake Mounts: Low profile removable brake mounts
Dropouts: 4mm thick for 14mm axle, T5 Deathproof heat treated
Weight: