These units are part number 21A2014 identified as double silver band and rated as 'hard', this is the stiffest displacer produced for the hydrolastic mini.
(see application chart attached)
Both units are in good condition with original hoses which still have their double silver band markings. The part number 21A2014 is still visible on one of the units but not the other due to to surface corrosion.
The units have been blasted, etch primed and repainted in original satin black and have been pressure tested to 500 psi.
Price £295 for the pair