Wood

americanw
Mainly used for: Neck

Tonally, it is warm with solid, snappy low end, the midrange is a lot more complex than mahogany and the top end is quite bright, but very smooth.

birdseye
Mainly used for: Neck

Tonally it is bright, having a similar tone to maple.

canadianhm
Mainly used for: Neck

Canadian Hard Maple (hard rock maple) and European Soft Maple (Sycamore). It is a brighter sounding wood, with very strong highs and upper midrange. While the bass frequencies are quieter, they are very articulate .Overall, maple has a very long sustain. It is a particular sound which is well suited to certain styles of hard rock and heavy metal or for a very articulate bass.

padouk
Mainly used for: Neck

Tonally it is bright, having a similar tone to maple.

wenge
Mainly used for: Neck

Sound are similar to hard maple.