Quick view Apex Tactical Semi Drop-In M&P Barrel - Threaded - 4.25" The Mk 1 Apex Grade Semi Drop-In 4.25" Barrel is designed for the 9mm Smith & Wesson M&P. Due to the tolerance variations in the M&P Slide, the barrel is semi drop-in. In some cases this means the barrel may drop-in without alteration, but in... $349.99 Out of stock Compare
Quick view Apex Tactical Semi Drop-In M&P Barrel - 4.25" The Mk 1 Apex Grade Semi Drop-In 4.25" Barrel is designed for the 9mm Smith & Wesson M&P. Due to the tolerance variations in the M&P Slide, the barrel is semi drop-in. In some cases this means the barrel may drop-in without alteration, but in... $309.99 Out of stock Compare
Quick view Apex Grade Threaded Semi Drop-In M&P Barrel - 5" What It Does The Mk 1 Apex Grade Threaded Semi Drop-In 5.00" Barrel is designed for the 9mm Smith & Wesson M&P. Due to the tolerance variations in the M&P Slide, the barrel is semi drop-in. In some cases this means the barrel may drop-in... $359.99 Add to Cart Compare
