hi all..wanna ask smtg..what is the different btween DUNLOP TT900 LOWPROFILE & DUNLOP TT900 without "lowprofile"?...both tubeless i think..coz i saw my fren's tyre both are tt900 with "tt900" symbol on tyre but 1 got "lowprofile" symbol & another 1 dont hav..both are new..can anyone gv info about this?& 1 more thing, tt900 got imitation?if so can anyone guide how to check it?thanks a lot..