The Umarex Zombie Hunter Blaster airsoft kit has you covered in case you find yourself surrounded by hordes of the un-dead. The main item in this kit is the Zombie Blaster AEG. This gun dishes out punishing semi/full automatic firepower that will leave your targets running for cover. The gun features a quad Weaver/Picatinny rail for versatile accessory placement, a high-capacity 300 rd magazine and a shot velocity of 300-330 fps (using .12g BBs). The stock is adjustable and can comfortably fit users of any body type. a charging handle is included so you can steady the gun for maximum effectiveness while you shoot. The long range accuracy can be adjusted by tweaking the adjustable hop-up unit. Simply pull back on the cocking handle to open the side compartment & adjust. Airsoft enthusiasts, do not miss this gun!