Center diff adapter for hyper 7 (pics).

[GriffinRU]

Originally Posted by MetalMan

There isn't any problem with using hardened steel on hardened steel gears, but that setup comes with an unecessary cost and weight that can be achieved using a regular steel pinion and a plastic spur gear.

steel spur - 30g
plastic spur - 10g + alum. adapter ~10g

10g are so important?

$25.00+shipping for 10g pinion is not that bad.

Artur