NeodrainZS3 corner spacer, Plastic Corner Pieces

Neodrain Tile Tray Supporters for Shower Drain, Corner Spacer Fit Neodrain Square Shower Drains, 5PCS Plastic Clips and 1PC Lifting Hook

WAGO 221-412 Lever-Nuts - 2-Conductor Compact Splicing Connectors (Pack of 10)

Bernkot Corner Shower Shelf 304 Stainless Steel Recessed Corner Shelves Slot Design, 10'' Bathroom Shower Shelf for Tiled Wall, No Drilling, Brushed, 1 Pack