White Label Armory AR-10/AR-15 Bolt Catch Detent Spring 10-Pack

The White Label Armory Bolt Catch Detent Spring is a replacement/spare small-parts spring compatible with both AR-10 and AR-15 platform rifles. Designed to retain the bolt catch detent in the lower receiver, these silver-finish steel springs meet mil-spec dimensions for reliable fit and function. Sold in a convenient 10-pack, making them ideal for armorers, builders, and gunsmiths stocking spare parts for multiple builds or repairs.