The U.S. Ballistics DBM With Bolt Release for Savage rifles combines a detachable box magazine configuration with an integrated bolt release. Designed for compatible Savage rifle setups, this bottom metal accommodates a removable magazine for convenient loading, unloading, and magazine changes while providing access to the bolt release.DBM stands for " Detachable Box Magazine," allowing the magazine to be removed as a separate unit. This Savage replacement bottom metal brings magazine access and bolt release functionality together in one assembly for rifle maintenance or a compatible stock replacement project. Features:Designed For Savage RiflesDetachable Box Magazine ConfigurationIntegrated Bolt ReleaseAccommodates Compatible Removable MagazinesConvenient Magazine Changes