C4 Rear Aperture Insert


Replacement aperture for C4 Rear Sight.

.050: Precision aperture for target use.

.070: Same size as that included with the C4 Rear Sight, choose this if you need to replace yours. Equivalent to the smaller of the standard A2 flip apertures.

SKU: N/A Category:

Additional information

Weight 1 lbs
Dimensions 5 × 5 × 5 in
Aperture Size

.050, .070


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