http://www.electricwheelsinc.com/batteries.shtml
It would be a 36V 100Ah setup. He isn't very specific on the BMS or charger except it'd be coming from the manufacturer whom he doesn't name.
Maybe I'm doing a horrible job at explaining myself. The tech I talked to about the pack said I must plug a 30amp current into the BMS/charger to charge the pack and that it doesn't charge otherwise.