hmm, now im confusled! im pretty sure mines never had the alu plate bit - the headset top cap and bolt to the SFN just goes under the crown if i remember rightly - the top cap plugs the whole to stop the poo? mine doesnt have the threaded bit sticking out of the bottom either - am i being daft here, or were there 2 different systems? mine came with rc36 pro-classrc300":tomksdxy said:as here....
which then is held by a plate which sits neatly under the crown