No gunsmith drop-in installation, installs like factory plastic handguards! Gen2 design with four anti-rotation QD sockets for push button swivels Incredibly light weight, extremely solid lock-up with monolithic type continuous top rail High quality 1913 mil spec rails, T-marked for location Constructed from 6061 aluminum hard coat anodized 100% Made in the U.SA. with a MI lifetime warranty 3" wide and 2.44" tall Installed Weight Carbine - 7.5oz MCTAR-17G2 (Carbine) - Only for use with round handguard caps