I saw a post on Reeflo's website about a product testing that they're planning and messaged them about it. These pumps are a little too small for what I was hoping to accomplish, so I'm going to pass, but if anyone else is looking for a larger pump here's a chance to get a brand new product for ~40% off. 
Here's their response to me:
Here's their response to me:
Thanks for your interest said: