ProMag AR-15 / M-16 Lower Receiver Magazine Well Polymer Vise Block

Designed to deliver hassle-free cleaning and maintenance with your AR-15, the ProMag AR-15 / M-16 Lower Receiver Magazine Well Polymer Vise Block is a chemical and abrasion-resistant vise block, trusted by professional and DIY armorers alike. Engineered to secure your AR-15 / M16 lower receiver in place and eliminate movement and wiggle to allow you to clean and maintain your rifle safely and effectively, this block features injection-molded polymer construction for exceptional strength and durability. Plus, this block boasts a built-in locking lug to engage your receiver’s magazine catch for additional stability. Made in USA.