IMPORTANT: TRYBE DEFENSE DOES NOT RECOMMEND USING OVERPRESSURE P OR +P AMMUNITION IN TRYBE DEFENSE PISTOL BARRELS If you're ready to upgrade your pistol barrel to a gorgeous match grade barrel at an amazing price, then look no further. The TRYBE Defense Glock 21 Match Grade Threaded Pistol Barrel is sure to please even the most ardent and exacting operator. Made from coated 416-R stainless steel and heat treated for hardness and durability, your pistol will be running at peak performance with this ultra-precise match grade aftermarket barrel addition! Don't just upgrade your Glock 21 with this nasty barrel. The innovators at TRYBE have all of the Pistol Parts you need to keep your side piece looking nasty and operating at a high level! TRYBE Defense Match-Grade Threaded and Non-Threaded Pistol Barrels provide unrivaled performance in several gorgeous finishes. And if you're looking for something to finish off a threaded barrel, the TRYBE Defense Universal 9mm Compensator is there to significantly reduce muzzle rise and sensed recoil. Something nice to replace your stock Glock trigger? TRYBE Defense has your back with our line of sleek polymer TRYBE Defense Glock Triggers, available in 4 color combinations. And you're going to need something to carry all that swag. Finish it off with a TRYBE Tactical Pistol Case to wrap your firearm in soft, cushy protection. If you need room for more gear, the spacious TRYBE Tactical Range Bag has all the right pockets to keep you supplied and organized. For other quality gear to carry and protect everything you'd need for a day at the range check out the premium field accessories that your loyal friends TRYBE Tactical and TRYBE Optics have for you. Start customizing today and get ready to JOIN. THE. TRYBE. Specifications for TRYBE Defense Glock 21 Match Grade Threaded Pistol Barrel: Manufacturer: TRYBE Defense Fabric/Material: 416R Stainless Steel Threads per Inch: .578x28 Cartridge: .45 ACP Gun Make: Glock Gun Model: Glock 21 Model Generation: 4, 3 Condition: New Country of Origin: USA Features of TRYBE Defense Glock 21 Match Grade Threaded Pistol Barrel Rockwell Hardness: 38-42 HRc Rifling: 1:16" LH Package Contents: TRYBE Defense Glock 21 Match Grade Threaded Pistol Barrel Thread Protector Similar Products to TRYBE Defense Glock 21 Match Grade Threaded Pistol Barrel TRYBE Defense Pistol Parts TRYBE Defense Match-Grade Threaded and Non-Threaded Pistol Barrels TRYBE Defense Universal 9mm Compensator TRYBE Defense Glock Triggers TRYBE Tactical Pistol Case TRYBE Tactical Range Bag TRYBE Warranty TRYBE™ products are made for performance and durability and are covered by a comprehensive warranty depending on the type of product. See full warranty information here