Ergo Grip AR-10 Armorer Block

The Ergo Grip® AR-10 Armorer Block features a 1-piece design and can easily be bolted or clamped to a workbench or other work surface and inserts into your rifle's magazine well to hold it in place for cleaning or maintenance. Compatible with rifles that use SR-25 pattern magazines. 6.125"H x 4.3124" L (at base) x 2"W (at base).