Details, This new Umarex Walther P38 replica pistol uses a 12-gram CO2 cartridge and fires in semi-auto. This has a 20rd drop-free BB mag that takes 177/4.5mm copper/steel BBs. This has a very nice blowback action with a 2-stage non-adjustable trigger. This has a very nice battlefield worn finish with fixed sights. This should get about 40-50 shots from one 12g Co2 capsule. Don't forget to order your Co2 capsules and pellets with this product. You MUST be 18 or over to purchase this item. Air Weapon delivery information: Due to Government legislation we can not deliver these direct to you for free. You can either collect from us at the address below, we can transfer it to a local RFD for local collection or if you are within 100 miles of our shop (address below) we can deliver it via a representative in a face to face transaction. Please click here for our air weapon delivery page for more infomation. Please note you must be able to provide at least 2 forms of I.D for any air weapon transaction in store or delivery. When you are ready please choose which you would prefer from the drop down menu above.