Manufacturer: Troy Industries SRAI-DID-D7BT-00
Troy’s Enhanced Drop-In Rail is a non-free-floating direct replacement for all M4/M16 plastic hand guards utilizing the carbine-length gas system.
Specifications and Features:
Easy to install; no gunsmithing required.
Includes MIL-STD Picatinny Rails at 12, 3, 6, and 9 o’clock and four built-in sockets for Q.D. Swivels.
Machined from hardened aircraft aluminum with stainless steel components and finished in MIL-SPEC hardcoat anodizing.