AR-15 CARBINE QUAD RAILFOREND 2-PIECE•Replaces handguards with no modifications to the weapon •Interlocking halves are secured using 4 screwsfor extra strenght & stability •Slim profile for a more comfortable handguard-like feel •Limited rotation push-button sling swivel attachment points are incorporated on left & right sides •Unique vent hole design helps dissipate heat & reduce weight