EOTech 553 User Manual
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Type N Batteries
(1.5v alkaline)
for Model M551
Part N7752
Battery Cap for
Model M551
N Style Batteries
Part N1044
7/64” Hex wrench
for Models M551,
M552
Part N5800
Picatinny Bolt - Hex
head for Models M551,
M552
Part N2075
Battery Cap for
Model M552:
AA Batteries
Part N1045
Picatinny Bolt - knurled
head for Models M551,
M552
Part N2076