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 Tesi Basin Tap 5l/min, 1 Piece, Silver, A6557AA
Ideal Standard bath filler tap OPUS 2 Hole Dual Control quarter turn valves
Cover bezel shroud cap B960862AA for Ideal Standard alto basin mixer tap B8529AA
Ideal Standard Michelangelo basin, 70cm, 1 tap hole in Kashmir Beige
Ideal Standard TIARA 1-Tap Hole 600mm x 480mm BASIN (in Bermuda Blue)
