4PCS x Shower Door Rollers,Roller Diameter 19mm, for The Bathroom Pan Glass Sliding Door Pulleys/Runners/Wheels,Strong Load-Bearing Capacity, Ultra-Quiet,CY103-4PCS - - Amazon.com
Rolli UK | London
Shower Door Rollers, Lance Home Set Of 8 Single Shower Door Runners / Wheels / Pulleys / Guides 23mm Diameter Home Bathroom DIY Replacement Parts(4 Upper Rollers and 4 Bottom Rollers) - - Amazon.com
Part Ref: S622 - 4 x Shower Door Rollers/Run... - Shower Part Limited
Roman Shower Door Roller/Runner/Wheels Top 23mm Wheel Spares Replacement DIY R4 | eBay
showerpart.co.uk
Door Rollers Heavy Duty Barn Door Wheel Rail Sliding Gate Roller Hardware Sliding Wardrobe Door Roller Wheels For Shower Cabins - Door Rollers - AliExpress
Shower Door Wheels 20mm Shower Door Rollers 8pcs : Amazon.co.uk: Home & Kitchen