Description Features All New Clamping Collar Feedneck Hard Anodized Matte Finish Reduced Overall Profile (15% Lighter and 10% Shorter) All Aluminum Construction Standard CA Thread Foregrip Expansion Chamber and Vertical Adapter Pull Pin Top Cocking Delrin Bolt 10” Micro Ported Barrel Tool-Free Striker Plug Design Ergonomically Designed Aluminum Trigger Frame No-Slip Rubber Grip Panel Two Finger Trigger External Velocity Adjuster Steel Braided Hose Line Inline Bottom-line ASA Operates on CO2 or Compressed Air