5" Hook and Loop Replacement Backing Pad for Ryobi #300527002 - Compatible with Ryobi RS290, RS241, RS240, RS280/RS280VS, RS281VS, P411 Random Orbit Sander : Amazon.co.uk: DIY & Tools
5" 8 Hole Sander Pad Hook and Loop For Milwaukee Ridgid Ryobi 300527002 | eBay
5 Inch Hook and Loop Replacement Backing Pad 8 Holes For Ryobi RS290, RS241, RS 280/RS280VS, RS281VS, P411 Random Orbit Sander|Abrasive Tools| - AliExpress