APF AR-15 400 Legend Threaded Barrel 20in 1-16 Twist 9/16x24 Stainless. Established by using several of the most strong and long lasting components available these AR15 Barrels from APF will present you with an item which will give years of stability. APF has been generating high-quality merchandise for a very long time and the APF AR-15 400 Legend Threaded Barrel is their particular way of revealing how much they care. At OpticsPlanet we make it our obligation to receive the perfect product for all of your needs and showcasing the APF AR-15 400 Legend Threaded Barrel is something that we are delighted to offer. Specifications for APF AR-15 400 Legend Threaded Barrel: Manufacturer: APF Color: Stainless Fabric/Material: Steel Caliber: .400 legend Barrel Length: 20 in Barrel Twist Rate: 1-16 Gun Make: AR Platform Gun Model: AR-15 Gun Type: Rifle Firearms Threads Per Inch: 9/16x24 Package Contents: APF AR-15 400 Legend Threaded Barrel What firearm models does the manufacturer say APF AR-15 400 Legend Threaded Barrel is compatible with? The manufacturer says that APF AR-15 400 Legend Threaded Barrel is compatible with AR-15APF RPB1053: AR-15 400 Legend Threaded Barrel 20in 1-16 Twist 9/16x24 Stainless