An adapter to mount 8.5x20mm (Hubsan x4 107D or 107C) motors instead of 7x16mm motors in a Parkzone Duet R/C plane.
1/24/16
Duet 8.5mm adapter2 is the newest version. Hot glued into foam, pylons 45° from horizontal. After original mount was cut loose with an exacto knife. Hubsan X4 props are installed. For stock look, the foam prop cones can be removed and glued with contact cement to the hubsan props.

Nacelles need posts trimmed from inside. Nacelles taped or hot glued on.
Flight test successful. Almost hovers at 50% power.
Faster with more turn authority. Battery must be all the way back as far as it can go.

Printrbot Play

No

No

.4mm nozzle

35%

200C hotend Blue tape on bed.