MANUFACTURER: Tapco FAMILY: Accessories MODEL: Threaded Barrel TYPE: Accessory-Barrels ITEM GROUP: Handgun Magazines CALIBER/GAUGE: 9mm FINISH: Black Nitride FINISH TYPE: Stainless Steel THREAD PATTERN: 1/2x28 SHIPPING WEIGHT: 0.3 lbs. ADDL INFO: Fits Glock 19 Gen 1-3 ADDL INFO: Includes Thread Protector ADDL INFO: Match Grade 414 SS MFG MODEL NO: TAP22002 UPC: 810122800019