Lantac 9INE Fluted/Threaded Barrel For Glock 43

Professional upgrade drop in barrels for G43 Glock Pistols. Lantac's Match Grade barrels are precision machined from Certified pre hardened DFARS compliant 416R chromium gun barrel quality stainless steel, to extremely tight tolerances and exacting details. 416R stainless steel is renowned for its corrosion resistance, machinability and high tensile strength, it is the industry standard for Match Grade barrel manufacturing.Lantacs machining and production process delivers an ultra-precise barrel with tightened slide fit & lock up for improved accuracy. Their barrels are 6 groove, cut rifled, 1:10 Twist Right Hand, fully inspected, double honed (rough and finish) to produce a bore with a Max Roughness Average (RA) of 12.Chambers are Match Grade SAAMI specification, precision cut and polished to a maximum Roughness Average (RA) of 16. The pre hardened 416R stainless steel is stress relieved to a proprietary recipe after rifling and final hardness is 38-42 Rockwell C before final shaping