July 8, 2013 Jug and barrel test of the 147 Gr. White Box (USA) JHP by Winchester with a caliber comparison. Share this gun video:Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Tumblr (Opens in new window)