Luth-AR Bolt Catch Features The Luth-AR AR-15 Bolt Catch is manufactured as a factory replacement designed to engage the bolt carrier group and hold it locked open the moment the magazine runs dry. That positive lockback gives the shooter immediate feedback that a reload is needed an important function during both training drills and real-world use. This bolt catch is built to fit standard AR-15 rifles without modification making it a straightforward swap for a worn or damaged factory part. Reliable engagement matters for both competitive shooters chasing fast reloads and everyday owners who want their rifle to function correctly every time. Because the bolt catch experiences repeated mechanical stress with every empty magazine it is one of the more commonly replaced small parts in an AR-15 lower receiver. This Luth-AR part is a useful addition for builders assembling a complete lower from individual components since sourcing a quality bolt catch is essential to a properly functioning rifle. It is also a smart item to keep on hand as a spare for any AR-15 owner performing routine maintenance. This bolt catch offers a dependable direct-fit solution for standard AR-15 platforms. Luth-AR Bolt Catch Specifications Brand: Luth-AR Compatible Hosts: AR-15 Available At: GrabAGun