18 spline to 8 spline. price is for 1 spline drive insert. Sandringham 21,Nuastlye Pair Basin. hole at top 5.1mm.
2 Ideal Standard bath basin tap head parts Cover Drive Insert 18 spline +screws
Ideal Standard Alpha Basin Mixer, Spout Height 73 mm, Water-Saving Bathroom Tap, with Waste Set, Easy to Clean – Chrome (50 x 175 x 136 mm)
Ideal Standard Cerabase Basin Mixer, Spout Height 84 mm, Water-Saving Bathroom Tap, with Waste Set, Easy to Clean – Chrome (47 x 142 x 142 mm)
Ideal Standard Michelangelo basin, 70cm, 1 tap hole in Kashmir Beige
Ideal Standard Alto basin mixer Slimline Chrome Lever Handle B960755AA
Ideal Standard Ceraflex Basin Mixer with Pop-up Waste brand new in box
