Make sure you haven't got the discount earlier.
![Customer Service Representative](https://partselectcom-gtcdcddbene3cpes.z01.azurefd.net/images/csr-partdetail.jpg)
Retaining Ring UP04051
Fits your 150!
Fits your 150!
PartSelect Number PS10052425
Manufacturer Part Number UP04051
Manufactured by
Ryobi
![Customer Service Representative](https://partselectcom-gtcdcddbene3cpes.z01.azurefd.net/images/csr-partdetail.jpg)