atwood Specialty Couplers - Manual (Page 4)

3
A
C
A 9"
.135" thic k ness heig h t
of beam
B
C
D
B
B
C
E
1 2
2
5 6
3 4
7
A B
C
B
Box Beam I Beam
B
A A
A
A
B
B
C
B
B
B
B
A
1 2 3
A