Real Avid Lug-Lok Upper Vise Block – AR-15 Upper Receiver Work Tool

The Real Avid Lug-Lok Upper Vise Block is a precision gunsmithing tool designed to securely hold AR-15 upper receivers during barrel installation, muzzle device work, and maintenance tasks.

• Compatibility: AR-15 upper receivers (.223/5.56 and .308 barrel extensions)
• Mounting: Clamps into barrel extension lugs
• Material: Reinforced polymer composite
• Vise Compatibility: Standard bench vises
• Applications: Barrel installation, muzzle device work, upper receiver maintenance