Check these out....

https://www.ebay.com.au/itm/NEW-Hips...QAAOSwExtcn7oI

https://www.ebay.com.au/itm/4-String...wAAOSwgSpbuiQ3

https://www.ebay.com.au/itm/4-String...EAAMXQgb1RQoVD

I used the last one, not bad, just not brilliant but did improve lowering the action.