published on: 2013-04-07 20:36:41
formulaak.tumblr.com/post/47395191790/
Ramming speed
formulaak.tumblr.com/post/47404512400/
formulaak.tumblr.com/post/47404934577/
formulaak.tumblr.com/post/47405127296/
formulaak.tumblr.com/post/47405223245/