２Set DIY Bone Guitar String Bridge Nut Saddle Blank for Electric Bass Acoustic Classical Guitar Mandolin Banjo Ukulele (Saddle*2+Nut*2)
Brand: Donux
You can design the saddle and nut by yourself.
It is 100% natrue bone materails
Nut size: 50*10*6mm
saddle size:80*10*3mm