Aero Precision, Aero Precision Lower Aero Precision Upper from E-Arms.com
E-Arms, the one-stop ammo shop is pleased to offer exclusive parts and components from Sig Sauer. "Aero Precision Products" available at www.e-arms.com/brands/Aero-Precision.html is a perfect base for a custom build AR15. The Gen 2 comes with improvements such as the Upper Tension Screw that allows users to fine tune the upper and lower receiver. This can be done with the help of nylon tipped tensioning set screw. This screw is inserted in the lower receiver's grip tang and offers a...
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