Pre-order arrival is 30-45 days from order date. Key Features of the Evanix Rex-P .45 / .50 Caliber: Precharged Pneumatic Underlever cocking action Single-shot Max fill pressure – 3625 PSI (250 BAR) Barrel length – 10.23 in Overall length – 20.07 in Weight – 4.0 lbs Adjustable trigger Weaver Rail Shrouded barrel Rear integrated pressure gauge Automatic Safety Description Evanix Rex-P .45 / .50 Caliber Hunting Pistol – The Rex pistol is a powerful pistol. Don’t let its small size fool you. This pistol packs a punch. Break it down by unscrewing the tank and easily fits in a backpack. (You need to remove the rail and loosen the set screw before taking off the tank) Take some extra tanks with you and you will have enough shots for a day of hunting. The Rex pistol is lightweight and comfortable to shoot. This pistol is an under-lever action and cocks with ease. Evanix Rex-P .45 /. 50 Caliber:  Up to 165.92 FPE (462 FPS) with the 350 grain Hunter Supply Slugs Up to 156.34 FPE (457.7 FPS) with the 336 grain Hunter Supply Flat Point Slugs FRIENDLY NOTICE: Please read below the DISCLAIMER and the SHIPPING & RETURNS POLICY carefully before you purchase. We appreciate your patience. We do not accept returns or exchanges unless the item you purchased is defective. This listing complies with USA air gun guidelines and I will only sell and ship airguns to buyers in jurisdictions where permitted by applicable laws. Warning Must be 18 and over to purchase airguns. Please check local and state laws. Never point airguns at a person or any living thing. Airguns can cause serious injury or death. Review manual prior to initial use. High Quality Precision Semi-Automatic Airguns