BRT 8.3" OPTIMUM PDW Upper Receiver Group
Barrel: BRT OPTIMUM 8.3" HF CL 300 BLK or BRT OPTIMUM 8.3" HF CL 556
Gas System: PISTOL Length, Optimized for 8.3" or BRT EXP Length, Optimized for 8.3"
Hand Guard: 7" M-LOK rail.
Upper: Forged from 7075 USGI M4 Upper w/ dry film lube.
Upper is test fired before shipping.
NFA Rules Apply
100% made is USA.