Apex Tactical 105-053 Semi Drop-In 4.5 Barrel for S&W M&P 9mm. Actual item may differ slightly from picture Please check listing Title/Description for fit, color and size information. What It Does: 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 most cases will likely require minor fitting which is easily done by the end user.
The stainless steel barrel features a 1:10 twist rate. The design increases accuracy performance making the M&P capable of shooting as small as a 1-1/2 inch grouping at 25 yards. Accuracy test results based on use of a mechanical rest. Final results may vary based on shooter ability, ammunition selection and variations in factory firearm tolerances.X Direct replacement of factory 4.25 barrel x Improves accuracy x Optimal performance seen with bullet weights of 115gr. Using 9mm jacketed ammunition x Due to variations in factory slide tolerances, slight fitting may be required and is easily performed by the end user. Applicable To What Gun(s): Works with all Smith & Wesson 9mm M&P pistols requiring a 4.25 barrel. This listing is currently undergoing maintenance, we apologise for any inconvenience caused. The item "Apex Tactical 105-053 Semi Drop-In 4.5 Barrel for S&W M&P 9mm" is in sale since Wednesday, November 22, 2017. This item is in the category "Sporting Goods\Hunting\Gun Parts\Pistol"." and is located in Bedford, Texas. This item can be shipped to United States.