The TDI M16/M4 Front Sight Twin Rail Mount, Polymer securely mounts to the front sight of the M16/M4 and provides two rails for laser and light equipment to be mounted. This rail by TDI Arms is constructed of a high-density polymer and is fitted and secured with Allen bolts. No gunsmithing is required for the patented T.D.I. M16/M4 Front Sight Rail; it fits as is. The TDI Arms Picatinny Twin Rail comes complete with a lifetime warranty, so you know you're covered.
Tdi Arms TPR15P-K: Side by Side Twin Picatinny Rail AR15 Polymer, Khaki, Khaki, Small
Tdi Arms TPR15P-G: Side by Side Twin Picatinny Rail AR15 Polymer, Green, Green, Small
Tdi Arms TPR16: Side by Side Twin Picatinny Rail P90, Black, Black, Small
Tdi Arms TPR17: Side by Side Twin Picatinny Rail Mini Galil, Black, Black, Small