Applicator spare parts kit.the set of spare pads for thegrout and mortar applicator is compatible with the electric applicator (ref.66915) and the manual applicator (ref.65990) by rubi. it includes a spare thread lock, a flexible pu piston for applying cement-basedgrout and mortar, and 3 replaceable nozzles which are adjustable to the width of each joint (ø2mm a ø14mm). the rubi applicators are ideal for applyinggrout and mortar, silicones and polyurethanes.