Knights Armament's URX 3.1 Long Rail Panel Kit contains a basic assortment of protective panels that bolt directly to a Knight's Armament URX III or 3.1 handguard. The lightweight polymer panels are textured for a more secure grip" and help to insulate the support hand from barrel heat after prolonged strings of fire. Kit Contents:(1x) 4" Handstop Panel" (1x) 4" Slim Panel" (2x) 5.5" Standard Panels" (4x) Bottom Rail Nuts" (8x) Installation Screws.

Features:
Long Rail Panel Kit contains a basic assortment of protective panels
Lightweight polymer panels are textured for a more secure grip