ProMag Vise Block Tool for AR-15 Lower Receiver – Reversible, Polymer (PM123)

• AR lower receiver vise block designed for AR-15 and M-16 gunsmithing tasks
• Clamps into user vise and inserts into magazine well for stable receiver holding
• Held in place by magazine catch for secure support during parts installation
• Constructed of injection molded black polymer for lightweight durable shop use
• Reversible design allows versatile positioning while working on lower receiver assemblies
• Made in USA ProMag AR Block tool model PM123 for AR-15 receiver support

The ProMag Industries AR-15 Vise Block is a rifle maintenance tool designed for securing AR-15 lower receivers during assembly or service. This ProMag Industries AR-15 Vise Block fits into the magazine well and interfaces with a standard bench vise for stable positioning.

The ProMag Industries AR-15 Vise Block is constructed from injection molded polymer and is designed to lock into place using the magazine catch for secure retention. It is compatible with AR-15 and M16 lower receivers and provides a fixed support platform for installation or maintenance tasks. This model is used for controlled handling of firearm components during assembly, cleaning, or part replacement. In standard configurations, the vise block is clamped into a vise, allowing the receiver to remain stationary. The ProMag Industries AR-15 Vise Block features a reversible design and black polymer construction, offering a defined fit and consistent support structure for workshop or bench use.