The Midwest Industries Stock Tube Adapter fits a Picatinny rail interface, enabling the user to install an AR-15 collapsible buttstock to an alternative rifle platform. The tube has 6 different positions for length of pull, and contains a hollow, water resistant internal compartment for the storage of small parts or batteries. Does not function as a buffer tube. Midwest Industries is a proven leader in the firearm industry. Made in the USA, focusing on the small details to make your rifle platform better.
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