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Subrosa Thunderbeast Scott Ditchburn Signature Frame - Translucent Red/Black Fade

Subrosa Thunderbeast Scott Ditchburn Signature Frame - Translucent Red/Black Fade

The Subrosa Thunderbeast frame is Scott Ditchburn's signature model made from 4130 chromoly tubing, featuring a heat-treated integrated head-tube drilled for gyro tabs, double-butted top-tube, double-butted and ovalized down-tube to prevent denting, Subrosa logo gussets, heat-treated Mid BB shell, integrated seat clamp, investment cast wishbone with extra thick chain-stays, seat-stay located bosses for removable U-brake mounts (sold separately), investment cast seat-stay bridge, and 6mm thick heat-treated dropouts with hub guard clearance.


  • Scott Ditchburn Signature Model
  • 4130 chromoly, double butted top tube, double butted down tube
  • Ovalized down tube and thicker chain stays to prevent denting associated with grinding
  • Investment cast wishbone and seat stay bridge
  • Chain stay and seat stay flattened at drops to accept hubguards
  • Laser cut 6mm dropouts to match 34mm pegs
  • Top and down tube gussets with Subrosa logo
  • Low profile removable brake mounts
  • Integrated seat clamp
  • Includes deluxe Thunderbeast decal sheet
  • Head-tube, BB and dropouts all Deathproof heat-treated
  • Top Tube: 20.5”, 20.75”, 21”
  • Chain Stay: 13.75” with room to remove wheel, 13.5” fully slammed
  • Head tube: 75° integrated headset
  • Seat tube: 69°
  • Bottom Bracket Height: 11.6”
  • Stand over Height: 9.0”
  • Weight: 5.1 lbs (2.31KG) for 21.0”




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