Step2: Assemble Arm Middle Parts
(1) In the following section, assemble the Left Arm Servo Plate. Prepare:
M3*12MM round-head screw *2
M3 hex lock nut *2
M2x5MM Phillips tapping screw *1
M2x8MM Phillips tapping screw *1
Black 180° servo *1
White servo mount *1
Acrylic plate *5
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