I haven't even pumped these yet, but I did put caps on a couple of Trojan T-105 batteries. In my case, the batteries are next to each other. First, the tubes are cut for a larger distance between the cells. No big deal, you just need to cut about 1/2 inch off each T-105 tubing. To make the connection between each battery, attach one end of the inlet tubing, then cut as needed to make the second set connection. Now for the BIG GET YA! If you don't buy an optional RV 2000 hand pump, you're going…