What does an electronics combo include?

There are a few electronic combos that include various motors and drivers, but common to all of these are the power supply (36v) and breakout board. The most common combo is the standard 3-axis combo which includes three 425 oz-in motors and three 3.0 amp drivers. The heavy gantry combo includes one 651 oz-in motor and 6.0 amp driver and two 425 oz-in motors and two 3.0 amp drivers. The combo for the greenBull CNC Machine kit is three 651 oz-in motors and three 6.0 amp drivers.