AEA Challenger Standard Big Bore
New .510 Cal comes with a update valve that produces up to 650 FPE. Up to 1000 FPS with 300 Gr slugs.
Barrel Length: 30 inches
Overall Length: 48 inches
Cocking System: Side Lever
Air Tube Capacity: 500 CC
Optics: 11mm Dovetail Scope Rail