Ammo Bundle 4.5" Straight Profile Barrel 9mm 1/2X36 + Norma Brass 9mm 124Gr FMJ 50Rnd - $54.97 Ammo Bundle | 4.5" Straight Profile Barrel 9mm | 1/2X36 + Norma 620340050 Brass Case 9mm Luger Ammo 124 Grain FMJ Ammo Specs: Norma Ammunition (RUAG) 620340050 Range and Training 9mm Luger 124 gr Full Meta

4.5" Straight Profile Barrel 9mm 1/2X36 - $32.95 This 9mm 4.5 inch Straight Profile Barrel is machined from 4150 Chrome Moly Vanadium steel with a QPQ Corrosion Resistant Finish. This 4.5” barrel is a fully machined barrel precision-crafted from 4150 Chrome Moly Vanadium, rifled with a 1: 10 twist