CAA Military & Police 4 Sided Rail - Aluminum M-4 Carbine

• 4 sided Picatinny rail system
• Metal heat shields dissipate high temperatures produced during sustained rapid fire.
• Thermal rubber covers enhance grip and protect rails when not in use.
• No gunsmithing required, hand-guards mounts just like factory hand-guards.
• 2 Vented and 2 Non-Vented Rail covers included.