Key Features of the Air Arms S510 XS Ultimate Sporter Xtra Air Rifle, FAC, Black Soft Touch - .177, .22 and .25 Cal: (This product is by special order only. Please contact us BEFORE you order to verify availability. IMPORTANT - ALL SALES ARE FINAL ON SPECIAL ORDER PRODUCTS. We can also prep, test, and/or setup your airgun with a new scope or other accessories, just contact us via our contact us page and we'll be happy to help you!) Precharged pneumatic Smooth sidelever cocking mechanism 10-shot repeater 2-stage adjustable trigger with safety 11mm scope grooves (no open sights) 250 Bar / 3,626 PSI Fill Pressure Built-in manometer (air pressure gauge) Built-in adjustable power Fully shrouded Lothar Walther barrel Ambidextrous Black Soft-Touch Stock Adjustable cheekpiece Checkered pistol grip and forearm Adjustable rubber buttpad Rear sling swivel stud Fully-Regulated 288cc cylinder 60 shots in .177, 55 shots in .22, 40 shots in .25 Accessory rail under forearm with built-in adjustable sling mount Includes 2 rotary magazines, 4 hex wrenches, fill adapter and airgun oil