502S - two 84mm diameter friction discs. 502M - four 84mm diameter friction discs.
Finish (all models): Black enamel arms with 3 colour indicator disc.  Bolt, stars and locking rings are bright zinc finish.  Brass interleaving rings and wood friction discs in natural finish.

Special orders: Unequal arm lengths or arm lengths to special dimensions can be supplied to order at extra cost.  Measurements should be made from the centre of the indicator disc to the centre of each mounting bush.

Click here to view the 502 shock absorber components