Fab Defense Rear Back-Up Sight AR-15 M4 M16 Folding

Scope Fab Defense UPC 7290105941992

Fab Defense Rear Back-Up Sight AR-15  M4  M16 Folding
$11.49

at Optics Planet · checked 5 hours ago

Shipping calculated in cart · free over $49

6 retailers · $11.49 to $55.99 in stock

This listing: GrabAGun $51.49

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Offers

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Price history

Lowest price across retailers each day.

Lowest seen
$11.49
Typical price
$54.99
Tracked since
Apr 9, 2026

Today's best price matches the 215-day low and is 79% below typical.

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