Features High power stainless steel cylinder withstands the use of high power upgrades Aluminum alloy barrel, trigger, and bolt assembly. High quality textured nylon fiber reinforced polymer stock w/ adjustable cheek riser & rubberized butt pad Spring powered sniper rifle system capable of high FPS (Compatible with Angel Custom VSR-10 springs and spring guides) Steel trigger sear, trigger, transfer bar, and bolt retainer. Harris style bipod lug (bipod sold separately) 20mm optic rail Optimized performance with smooth bolt and trigger pulls The M40, known for its years of service in the hands of US Marine Snipers, began its life as a modified military type-classified version of the M700 bolt action rifle. Through the years the M40 has seen various changes and upgrades to enhance its durability, reliability, as well as reduce its overall weight. Entering service in the early 2000's, the M40A3 with its lightened fiberglass stock has proven to be an incredibly robust, reliable, and accurate rifle. The CYMA M40A3 is a faithful replica of the USMC M40A3 with an internal built to dominate the Airsoft battle field. Manufacturer: CYMA FPS: 430 Specifications: Length: 1130mm Inner Barrel: 455mm AEG Spec Inner Barrel Weight: 3234g Magazine Capacity: 30rds Muzzle Velocity: 410~430 (Measured with 0.20g BBs) Fire Modes: Single shot, safety System: VSR-10 compatible Package Includes: Gun, Magazine, Manual Hopup: Yes, Adjustable