MOLON LABE engraved on the grips and slide speaks loudly for this SIG Air 1911 Spartan version. Oil-rubbed slide and frame bring the true history of the SIG SAUER original to life. With custom Spartan grips and skeletonized trigger, this BB gun will have you training like a warrior. To achieve peak performance with this air pistol, we recommend using SIG SAUER or equivalent premium pellets with a grain weight below 8 grains. Specifications: Accessory Rail: M1913 Operating System: CO2 Sights: Fixed Stock Type: Metal Caliber: 4.5mm Steel BB Mags Included: (1) 16rd BB Mag Overall Length: 8.7 in (221 mm) Trigger Weight: 5.8 lb Muzzle Velocity: up to 410 fps Weight: 2.6 lb This listing complies with eBay s air gun guidelines found here and I will only sell and ship air guns to buyers in jurisdictions where permitted by applicable laws http://pages.ebay.com/help/policies/firearms-weapons-knives.html