Here's my bump box
Bump box = 30 dollars
Airplane Torque starter = 20 dollars
3 Kyosho, timaya connectors = 6 bucks
2 1800 Nicd Batteries = 20 bucks
so about 76 bucks
The box was beatup... but I put stickers on it so it would hide the scars on the metal... and prevent the more rusting up