What can I use for spindle protectors / bumpers

[weegee]

Kinda tight where I live. When I move my R/R's around sometimes I bump the spindles by accident.

What can I use for spindle protectors / bumpers when in storage or moving?

Thanks

 

[hertzdonut]

Hockey puck with a hole drilled in the middle?

- Jeff

 

[mkane]

Or some type of cap you may find at the auto parts store.

 

[dhnash]

Perhaps a single (one) hole rubber stopper such as these:

https://www.amazon.com/WIDGETCO-Rub...YNZP1SD17YA&psc=1&refRID=NRHB7S014YNZP1SD17YA