My stock 16" ML-1 started around 7.35 pounds with a 7" solid free float tube and a heavy match barrel. After a full remodel with Magpul CTR, Spikes milspec tube, spring and ST-2 buffer, ambi sling hook, large BCM Gunfighter, Sadlak LP LN gas block, Troy 13" Alpha rail, DPMS Miculek brake...