- 15mm x 1m copper barrel
- 22mm x 60cm copper chamber
- 1/2" piston type QEV as the main valve
- 1/4" blowgun as the pilot valve
- 1/4" mini ballvalve as a safety valve
- 15 to 400psi operating pressures
It utilised a unique bullpup configuration regarding the valve positioning, is breech loading and has a custom moulded grip.