EOTech 553 - Manual (Page 42)

3.1 M4/M16 Flat Top Co-witness:
This configuration positions the sight in front of a flip-up rear iron sight. Allows for co-witnessing
and also allows the shooter to maintain cheek-weld (Figure 10).
Figure 10
3.2 M4/M16 Adjustable Cantilever Mount:
Co-witnesses with iron sights and
maintains cheek-weld. The mount has an
adjustable height at the drop or ‘goose-
neck’, forward of the carry handle. The
mount attaches with a nut to carry handle.
Works with fixed-carry handles (Figure 11).
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Figure 11