Real Avid Lug-Lok Upper Vise Block Security Professional Overview of the Handcuff Case

Overview of the Handcuff Case with Belt Loop

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Tan (V4112B): XS to 4XL Regular

Real Avid Lug-Lok Upper Vise Block Security Professional Overview of the Handcuff CaseReal Avid Lug Lok Upper Vise Block Traditional clamp style upper blocks fit poorly and can exert enough inward pressure to damage the receiver when applying torque to a barrel nut or flash suppressor. Thats bad design. So, we designed an upper block that leverages the strongest part of the gun the barrel lugs inside the star chamber. The Lug Lok is precision machined and precisely fits into all Mil Spec uppers. It mates perfectly with the barrel lugs,