SJC 5 port comp aluminum shoots as FLAT as most and flatter than some. On my 22/45 with TANDEMKROSS VICTORY TRIGGER, Cmore 8moa dot, RimEdge scope mount, and 1.5 lb. Trigger pull. LCI replaced with TK filler, VQ sear and hammer, VQ disconnecter, TK hammer bushing, Titanium striker TK, Eagle talon extractor. With CCI Mini Mags it runs FLAWLESS. Sent from my XT1080 using Tapatalk