Ye the one in RR picture is the 750 tiger trail and the box type one is on the 650 tr6t !if u look closely the one in the pic. Its an 80s triumph silencer chopped up and welded.Theres a great write up on "Sump magazine"about the tiger trail tr7t
Sump Magazine, new one to me but looking good G, thanx fer mentioning it, online classic magazine. http://sumpmagazine.com/ ( Nice T shirt they sell