Luth-AR 16 in Light Weight Complete Upper Barrel Receiver Assembly - 5.56 1x7 twist M-LOK Free Float Handguard Black 16 BA-L16-7M. 56mm Lightweight barrel made from 4140 Chrome Molly with a 1-9 in twist mated to our A3 Flattop receiver which...
Luth-AR 16 in Light Weight Complete Upper Barrel Receiver Assembly - 5.56 1x7 twist M-LOK Free Float Handguard Black 16 BA-L16-7M. 56mm Lightweight barrel made from 4140 Chrome Molly with a 1-9 in twist mated to our A3 Flattop receiver which...