FAB Defense M4 Collapsible Buttstock System for H&K G4 Flat Dark Earth

Gun Parts Fab Defense UPC 7290105947093 MPN FXM4G3FKT SKU 1S0-RSC-M4CB-FX-M4G3FKT

FAB Defense M4 Collapsible Buttstock System for H&K G4 Flat Dark Earth
$153.99

Up 2.7% since Nov 10

at Optics Planet ·

Free shipping over $49

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Price history

Lowest seen
$149.99
Typical price
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Tracked since
Oct 29, 2026

This price is $4.00 above the 12-day low.

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