Over size chain adjusters,
will fit most modern type trials bikes,
hole diameter 16mm.
get that extra bit for only £11.99a greater range of wheel adjustment so you don't have to buy a new chain so quickly.
A unique feature of Trialcast Cams are the fact that they are right and left handed. The sweeping arrow shows the direction of movement and the cleverly designed lettering around the lugs allows for very easy adjustment. Just match the letters on either side and the cams are identically matched. No need for counting the lugs or guessing the right position.
They are 6mm thick with a 17 mm bore.
Tried and tested these really are the busines
