Rear Sight Spring ( AR15 / M16 / M16A1)

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M16 Rear Sight Spring. Correct for use in AR15 / M16 / M16A1.

This is the Spring that sits under the Windage Wheel Detent to hold the Windage Wheel in place.

Only the Spring is included here.


This is an Original Colt M16 Take off part and may show signs of use.


Made in the USA