The Jack™ Stripped Lower

Features •An oversized integral trigger guard •A beveled magazine flare that helps you load as quickly and efficiently as possible •Machined top to bottom from 7075-T6 aluminum, a peak-strength corrosion-resistant aluminum alloy •A hard coat anodize finish per MIL-A-8625, the anodizing model for model for most military and aerospace products •Full compatibility with all mil-spec internal parts •Full compatibility with all other aftermarket mil-spec upper receivers •Full compatibility with GI standard issue magazines as well as PMags •Multi caliber mark LICENSFRI