OutdoorKing Repair Forum Forums Repairs and Maintenance Questions on Walk Behind Lawn Mower Frames Reel Lawn Mowers, Atco & Villiers etc. Ransomes Marquis - Drive Sprocket

I found out that it was screwed. I got it off and also from my spare shaft.
But as you can see on the picture there is one "ball" missing on the bearing. Is that a problem?
If so, how can I take the bearing from my spare shaft?
Thank you.