Meccano 16211 - Helicopter Assembly - Steps 33-34; Main Rotor Assembly and Blade Installation

33
x2
x2
x2
S1
5 8 mm
,,
15/64
,
S1
x2
S1
5 8 mm
,,
15/64
,
34
x4
x2
x1
A338x2
x2
S3
12 mm
,,
1/2
A338
S3
S1
S3
S3
16