Aero Precision M5E1 Build on P3 Ultimate Shooting Rest By ctkprecision | August 24, 2017 0 Comment Thanks to Gregory B for this great photo of his Aero Precision M5E1 build on the P3 Ultimate Shooting Rest! Follow Us on Instagram A post shared by CTK Precision (@ctkprecision) on Aug 24, 2017 at 10:08am PDT More Info: P3 Ultimate Shooting Rest