Luth-AR Complete AR-15 Rifle Kit 20" Fluted Bull Barrel with Fixed Stock

Complete AR-15 rifle kit featuring a 20-inch fluted bull barrel upper assembly with 15-inch Keymod handguard. Kit includes your choice of MBA-1 or MBA-3 buttstock assembly and complete lower parts kit. Contains everything needed to build a complete AR-15 except the stripped lower receiver. Optional upgrades available including Velocity drop-in trigger and Lower Enhanc-AR kit.