Designed to meet Customer's needs, the AR-STONER(TM) AR-15 Slick Sided Upper Receiver Assembly provides function, style and affordability for today's AR-15. The A3 upper attaches to virtually any standard AR-15 lower receiver and comes complete with everything you need to start shooting. This upper features a parkerized finish, M2 flash hider, and an ultra-lightweight free float M-Lok Handguard. This Slick Side upper has no forward assist or dust cover. M-Lok Handguard slots allow mounting of popular M-Lok compatible accessories directly to precision cutouts and features integrated QD sling mounts with a sleek design that does not sacrifice strength or ergonomics. Finish building the gun of your dreams at a price that won't break the bank with the AR-STONER(TM) AR-15 A3 Upper Receiver Assembly. FeaturesComplete Bolt Carrier GroupUltralight M-Lok HandguardSlick side upper receiver