3 ms·
More pics on polygon http://www.polygon.com/2013/1/7/3849284/piston-valve-steam-box-xi3 http://www.polygon.com/2013/1/7/3849284/piston-valve-steam-b...
by galaktor 14y ago
More pics on polygon
http://www.polygon.com/2013/1/7/3849284/piston-valve-steam-box-xi3 http://www.polygon.com/2013/1/7/3849284/piston-valve-steam-b...