Sentinel 5.56 16" 1x7 Upper With Rear Sight
The Aluminum Tactical Rear Iron Sight allows plenty of rail space for a red dot optic, allow the user to use a 1/3 co witness with the iron sights. The Tactical Rear sight can be adjusted for elevation and windage.
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Sentinel 5.56 16" 1x7 Upper With Carry Handle Rear Sight
Sentinel 5.56 16" 1x7 Upper With Rear Sight
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