Luth-Ar Rkb203 Ar Rifle Kit Bull 20 W/ Adj Stock

Overview

The Luth-AR .223 Remington AR rifle kit provides a complete set of components to build your own AR platform firearm, requiring only the addition of a Mil-Spec stripped lower receiver. The kit centers around a fully assembled 20-inch fluted bull barrel upper built with a 416 stainless steel threaded barrel featuring a 1/2x28 thread pitch, 1-9 RH twist, 6 lands and grooves, button broached rifling, and M4 feed ramps. It also includes a .936 gas block diameter, a rifle-length gas tube, an A2 flash hider, a fully assembled .223 bolt carrier, an A3 upper receiver, and a vented 15-inch KeyMod Palm Handguard with a barrel nut. In addition to the upper assembly, the kit supplies an LLRPK-1 complete lower parts kit and a choice of either an MBA-1 fixed rifle buttstock assembly or an MBA-3 adjustable carbine buttstock assembly.

Price & Stock History

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