Lewis Machine  Tool LMT LM8MWS Tactical AR 10 7.62x51mm NATO .308 Win. Upper Receiver SHOT Show 2012 DefenseReview.com DR 8 Lewis Machine & Tool LMT LM8MWS (also written LM8 MWS) 16 Slick Receiver Monolithic Rail Platform 7.62mm NATO/.308 Win. Tactical AR 10/SR 25 Type Battle Rifle/Carbine Upper Receiver(s) with Lightweight Modular Rail System
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