Manufacturer: Troy Industries SRAI-DID-D9BT-00
This is one of the nicest drop in railed handguards on the market. Troy’s Enhanced Drop-In Rail is a non-free-floating direct replacement for all M4/M16 plastic hand guards utilizing the carbine, mid-length, and rifle-length gas systems. It includes an extended top rail that will snug up against your receiver, creating one unified rail.
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