You can get the cells out of this kind of battery holder much more easily than the holders that open on one side only, but they do grip hard and cells can be held out of contact with the contacts at the ends.
Unique slender battery holder for narrow space between motors
Posted by james mARTEL on 25th Jun 2014
This 2x3 slender battery holder is perfect solution for mounting battery holder in tight areas or utilizing space that is wasted between motors beneath lower chassis or mounting paltform
Cheap upgrade for Drago Magician chassis
Posted by David on 18th Feb 2014
I found the Drago Magician chassis under-powered when using rechargeable NiMH batteries (the NiNH cells deliver 1.2V compared to 1.5V from alkaline batteries). This six cell battery holder fits between the decks of the chassis, and delivers a total of 7.2V.