Midwest Industries 5.56 AR-15 Lower Receiver Block is a handy tool used to secure your rifle for cleaning or maintenance. Made from high-strength polymer material, the 5.56 AR Lower Receiver Block eliminates movement of AR-15 pattern rifles for multiple aspects of assembly. In addition to keeping your lower receiver in place, it also has a section for trigger guard installation, fire control pin assembly, and a small parts tray. Mounting holes make attachment to work benches and other alternative work surfaces quick and easy. The 556 AR Lower Receiver Block is must-have accessory to add to your workshop for those who frequently clean and repair 5.56 rifles.

Features:

• Compatible with AR-15 5.56 magazine pattern rifles
• Made of high-strength polymer
• Allows gas block roll pin installation
• Mounting holes for easy attachment to bench or work surface
• Parallel edges for vice use
• Section for trigger guard installation
• Holds lower to allow multiple aspects of assembly
• Can hold complete firearm for maintenance
• Small parts tray
• Made in the U.S.A.
• Length: 5″
• Width: 1.25″
• Height: 6.5″
• Weight: 12 oz