7" long 7.5 oz. 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 MCTAR17G2 is NOT COLT COMPATIBLE Constructed from 6061 aluminum hard coat anodized Compatible with most gas piston systems 100% Made in the U.S.A. with a lifetime warranty