This is a F.A.B. Picatinny Rail, model FX-UPRB.
The Universal Picatinny Rail provides enhanced position versatility for your Tactical Lights and lasers and any other Picatinny compatible accessory.
Features:
Durable Reinforced Polymer Composite
MIL-STD 1913
Compatible with M16/M4/AR15 handguards
