Seagull Models ZERO MS:123 Assembly Manual page 22

ZERO.
5) Install the linkage into the connector on the
end of the retract unit as shown. Mounting the
landing gear to the rail with four M3x 2.5mm.
2.
M3x25mm.
3.
6) Install a wheel and two wheel collars on
the main landing gear. Secure the collars.
7) Install the wheel wells after adjusting the
retracts. Roughen the bottom side of the well
and glue the wells using C/A glue as shown.
22
Cut.
Instruction Manual.
2.
7.
8. 2.
4.
5.
6.
7.