Timber Creek AR Extended Magazine Release Blue AR EMR. These Pistol Parts from the groundbreakers at Timber Creek feature CNC machined aluminum housings that allow you to quickly zero in without recoil. AR compatible with all makes and models the Timber Creek AR Platform Extended Magazine and can be installed yourself or with the help of a gunsmith. Designed for focus the Timber Creek EMR Extended Magazine Release makes a great choice for any build or modification. Specifications for Timber Creek AR Extended Magazine Release: Manufacturer: Timber Creek Gun Model: AR-15 Additional Features: Compatible with all variances of the AR platform Condition: New Gender: Unisex Timber Creek Extended Magazine Release 37K-EMR-TCOU06093 CNC Machined out of Aircraft Grade Aluminum Compatible with all variances of the AR platform Package Contents: Timber Creek AR Extended Magazine Release 37K-EMR-TCOU06093 Includes all hardware for installing What firearm models does the manufacturer say Timber Creek AR Extended Magazine Release is compatible with? The manufacturer says that Timber Creek AR Extended Magazine Release is compatible with AR-15Timber Creek AR EMR B: AR Extended Magazine Release Blue