In this video we revisit the Aero Precision M4E1 SPR as I changed it a bit. I swapped the Leupold Mark AR for this Vortex Viper PST 2.5-10X44 and I added these Dagger Defense flip up 45 degree iron sights. Click here to check out the sights: http://amzn.to/2AVM6oY Bipod: http://amzn.to/2Dp76HN Vortex scope: http://amzn.to/2qY1At3 Leupold 30mm rings: http://amzn.to/2DrGbev Thanks for watching!
