Highly recommend SLS printing, was well happy with my gear box results.
they can use graphite even carbon in it so makes it much more resilient
if you have a design check out 3dhubs
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Kyosho TF2 Kyosho TF3 Kyosho TF4-R
Kyosho Lazer ZX-R Mk2 Kyosho ZXR Kyosho zx
Kyosho Lazer 2000 (with zx parts)
Atomic CR2 SCT
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