AIM Sports Inc AR-10/AR-15 Oversized AR Mag Release Extension Anodized Black Small. Excellent for people with large and small hands allowing the user to drop the magazine without changing their grip. Machined from 6061-T6 Aluminum the Aim Sports Inc Oversize Mag Release ensures longevity of the mag release. Specifications for AIM Sports Inc AR-10/AR-15 Oversized AR Mag Release Extension: Manufacturer: AIM Sports Inc Gun Model: AR-10 AR-15 Fabric/Material: 6061-T6 Aluminum Width: 0.6 in Length: 0.7 in Features of AIM Sports Inc AR-10/AR-15 Oversized AR Mag Release Extension Oversized Mag Release: The oversized mag release was designed to allow quick and easy reloads minimizing user error and providing a larger surface for the user to press in order to release the magazine. 6061-T6 Aluminum Construction: Built from high-grade rugged 6061-T6 aluminum this oversized mag release offers exceptional strength and durability while maintaining a lightweight profile. Installation: Crafted with a simplistic design it ensures easy installation. It is installed just like Mil-Spec mag releases. Mil-Spec Compatibility: Designed to be fully compatible with Mil-Spec AR-15 and AR-10 mag catch. Package Contents: AIM Sports Inc AR-10/AR-15 Oversized AR Mag Release Extension What firearm models does the manufacturer say AIM Sports Inc AR-10/AR-15 Oversized AR Mag Release Extension is compatible with? The manufacturer says that AIM Sports Inc AR-10/AR-15 Oversized AR Mag Release Extension is compatible with AR-15 AR-10AIM Sports Inc ARMR2B: AR-10/AR-15 Oversized AR Mag Release Extension Anodized Black Small