Quick view Samson Manufacturing Corp. Samson Pocket Comp For M&p Shld Blk $61.74 "Designed to fit 1/2x28 threaded barrels"" the Samson Pocket Comp for the M&P 9 Shield and M&P 9 Shield M2.0 installs in minutes without the need for gunsmithing. The Samson design uses a threaded interface which protects the barrel threads unlike... Compare Add to Cart