FX Dynamic Express 600 Features:

• 480cc rear carbon fiber bottle
• Reversible sidelever
• 1/2 x 20 male threads at the end of the shroud
• 156cc Magnum XL Plenum
• High power, short impulse valve Dynamic Block
• Over the barrel Dynamic Plenum design
• Quick Tune System
• Fill pressure: 250 BAR/3,625 PSI
• Shots per fill (600)*: 128 (.22) | 96 (.25) | 56 (.30) | 26 (.35)
• Max. energy (600)**: 82 fpe (.22) | 91 fpe (.25) | 130 fpe (.30) | 173 fpe (.35)
• Magazine capacity: 18 (.22) | 16 (.25) | 13 (.30) | 10 (.35)
• Standard Side Shot magazine with deeper .51" lid for longer slugs
• Superior Heavy Smooth Twist X barrel
• Superior Slug liner
• Adjustable hammer tension power wheel
• AMP MKII (Adjustable Match Precision) regulator
• 2 stage adjustable match trigger
• Dual angled manometers: bottle and regulated pressure
• Picatinny scope rail with 20 MOA cant
• 14.75" Arca-Swiss/M-LOK forend rail, bridge, and barricade block
• Ergonomic textured grip
• Molded tank cover/cheek rest w/ventilated rubber buttpad
• Foster Quick Disconnect fill port
• Barrel length: 600mm/23.6"
• Overall length: 43.5"
• Weight: 7.5 lbs.

* - Using: 22gr hybrid slug at 900 fps (.22) | 26gr hybrid slug at 900 fps (.25) | 44.5gr hybrid slug at 900 fps (.30) | 68gr hybrid slug at 900 fps (.35)
** - Using: 34gr pellets at 1040 fps (.22) | 43.5gr slug at 970 fps (.25) | 64gr slug at 1020 fps (.30) | 93gr slug at 915 fps (.35)