DealStormLake conversion barrels are match grade for superior strength, durability, and accuracy. Converts .40S&W M&P Fullsize to 9mm with a simple swap of the barrel and magazine. Machined from 416R Stainless Steel. Match grade chambers and feed ramps dimensioned for maximum case support. Hardened to 42 (+/-) HRC and cut broach rifled to shoot jacketed or lead bullets. Barrels are designed to drop in, but some may occasionally require modification to fit. from AIM Surplus (Product XSTLZ0276) |