Seneca Big Bore Light Hunter II Tactical air rifle Precharged pneumatic (PCP) Single-shot Rifled barrel (0.4516" to 0.4567" diameter) Bolt-action with longer cocking handle Fixed front sight Fully adjustable, removable rear sight Dual air chambers (500cc total air capacity) 3,000 psi max fill pressure Built-in manometer (pressure gauge) 11mm scope rail 2 power levels (first bolt stop is low power, second is high) Up to 870 FPS with 180 grain slugs Up to 300 FPE with 180 grain slugs Up to 280 FPE with Seneca Air Bolts Polymer Forend with M-Lok slots for mounting accessories A2 style AR Grip 6-position adjustable AR stock Overall length: 39.75" - 43" Includes Male Quick-Disconnect Foster Fill Connection on rifle