token freewheel 18t 1/2 x 1/1/8.
purchased the wrong one fitted to my bike and its not for my chain
i needed 3/32 not 1/8
its very loud "clicky"
has a few light marks where my chain didnt fit and a mark or two from where i don't have the correct tool to remove it
nothing that affects it working was on the bike for aproxx one pedal rotation £80rrp