Magpul MAG536-BLK Block, BEV AR15 M4, Black

Serves as an all-in-one compact vise block tool ideal for AR15/M4 assembly tasks like installing barrel nuts and flash hiders Mounts securely in a vise to provide stable support for both billet and forged upper receivers, ensuring precise operations Engages the barrel extension using solid steel lugs and a full-length support shank to minimize flexing and maintain structural integrity Features optimized steel hardness for long-lasting durability while avoiding damage to the barrel extension Utilizes Magpul Polymer on all other engagement surfaces to safely protect the aluminum receiver during use Includes an O-ring post that works with the bolt carrier for added stability, along with a pin to keep the upper receiver in the correct position Can be flipped over to function as a mag well vise block, supporting the lower receiver for routine maintenance and adjustments Crafted with high-quality materials in the U.S.A. for reliable performance in various firearm assembly scenarios

Features:

• Provides support for all AR15/M4 upper and lower receivers.
• Solidly engages barrel extension with steel lugs.
• Full-length steel support shank.

Specifications:

• Description: Block Tool
• Manufacturer Part: MAG536-BLK
• Color: Black
• Manufacturer: Magpul
• Model: Barrel Extension Device Block
• Sub Category: Tools
• Material: Polymer