This would not fit the waste trap we bought so we had to get a different one. The shop wouldn't take it back because we bought it more than 30 days ago.
GROHE Clicker Pop Up Basin Waste Large Mushroom Push Click Clack Slotted 40824
ALI2 2 x Basin Sink Clicker Pop Up Bolt Brass Drain Stopper for Most Sink Tub Basin Drain Stopper
CLICKER POP UP BASIN WASTE LARGE MUSHROOM PUSH CLICK CLACK SLOTTED TAIL
Grohe Pop-up Click Clack Clicker waste set Push open plug Phantom Black 29510KF0
GROHE Swift QuickFix – 1 Lever Bidet Mixer with Pop-Up Waste Set (Water-Saving, 28mm Ceramic Cartridge, with Ball Joint, Tails 3/8 Inch, Easy to Fit with GROHE QuickTool), Size 146mm, Chrome, 24332001
GROHE Start QuickFix – Bidet Mixer with Pop-Up Waste Set (Ball Joint, Water-Saving Aerator 5.7 l/min, 28 mm Ceramic Cartridge, Tails 3/8 Inch, Easy to Fit with GROHE QuickTool), Matt Black, 325602432