This Remington Accessory Chassis System (RACS) features a sturdy platform for precision shooting, 20 MOA full length picatinny rail, captive action screws, 3 sections of picatinny rail section plus one Harris bipod adapter and a folding RACS stock. The operator friendly RACS also features a free-float tubular design, fully featured front handguard, the ability to attach auxiliary rail sections to any of the seven facets of the octagonal handguard tube. The pistol grip is rubber with a good grip surface and excellent ergonomics. The pistol grip is interchangeable with standard AR grips if you would prefer something else. This chassis does not come with a magazine but does take Accuracy International AICS magazines: Accuracy International 5-Round AICS MagazineAccuracy International 10-Round AICS Magazine Remington Defense RACS M40A6 "USMC" Chassis 86485