WHAT DOES EBR CHASSIS MINI 14 MEAN?

Many thanks all over again for the short reaction. In my two dealings with your company, your customer service is stellar.This chassis has become produced for Ruger mini-fourteen but I'm unsure it'll, And that i had issues obtaining info about this.Moreover the chassis involves 4 Mil-Spec 1913 Picatinny rails, three ambidextrous sling mounts, a det