Meccano 16211 - Helicopter Assembly - Steps 4-5; Chassis Reinforcement and Support Structures

4
x1
x1
x1
x1
x2
x1
S1
5 8 mm
,,
15/64
,
A338x1
x1
B1
14 7 mm
,,
37/64
,
A338
B1
S1
B1
5
A338x1
x2
x1
x1
x1
x5
x4
S2
9 5 mm
,,
3/8
,
x1
S3
12 mm
,,
1/2
x4
A338
S2
S3
S2
S2
S3
S2
S2
2
1
6