Sportline LMT Defender R.I.S value-pack. Great looking entry level Airsoft gun with realistic bolt catch release function. This M15 styled Airsoft carbine with authentic LMT markings, has an ideal size for close quarter Airsoft use and backyard target practicing. The short barrel has an aggressive looking flash suppressor and a bayonet mounting lug. The receiver features a top 21mm rail for mounting optical sights, and a removable metal rear sight with fully adjustable windage and elevation. The rear sling mount plate offers ambidextrous mounting points. Pulling the charging handle opens the dust cover while pulling back and locking the simulated bolt to reveal the adjustable hop-up dial, to release the bolt, press the bolt release just like on the real weapon. A Hi-cap magazine with 300 BB's provides plenty of shots before reloading are necessary. The 8.4V 1100mAh battery is stored in the stock. US version with required orange front tip (not shown in picture).