Redding #3 vs RCBS Uniflow part 2: max volume and Unique powder

This is part 2 of a 3-parter comparing the used Redding #3 powder measure I recently acquired against my tried and true RCBS uniflow. In this piece, we look at the maximum volume of the chambers.

Link to part 1 of the series:
https://youtu.be/-oQ7EUCDX4E?feature=shared