F Faxon Firearms Match Series M&P Shield Barrel, 9mm Caliber, 1-10 Twist, 416-R, Nitride, Threaded, Black, M&PB910NSSOQ-T $104.99 M&PB910NSSOQT show more like this Dvor F Faxon Match Series Drop In Barrel Fits S&W M&P Shield 9mm Luger Threaded 1/2x28 416R Stainless Steel Salt Bath Nitride Black Finish $123.75 MPB910NSSOQ-T show more like this $10 Flat for Firearms Cheaper Than Dirt