Registered Forum User
BSB Star
Posts: 5,018
Join Date: Jun 2003
Location: Chelmsford, Essex
Mood: the rain in spain falls mainly on me!
i've got a stm 48 tooth one. would say its worth getting if you do trackdays or find yourself locking up the rear on the road; i rarely did, but one of my mates did it all the time. i find it just gives you that bit of extra confidence on the track.