Ar-15 Mba-3/Mba-4 Carbine Castle Nut Black Steel

Manufacturer: Luth-Ar
UPC: 859819007201
$4.75
$5.99
Ar-15 Mba-3/Mba-4 Carbine Castle Nut
Availability: In stock
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Description
FITS: The Luth-AR Carbine Lock Ring/Castle Nut for MBA-3 and MBA-4 Carbine Buffer Kits, as well as any Mil-Spec or Commercial Carbine receiver extension.