Standard Milspec Front Sight Base (FSB or A-Frame) for all "Flat Top" model USGI Colt M16 / M4 models. Virgin part with no holes drilled. To get the right version, you first need to decide …

Colt AR-15 / M16 A2 Front Sight Base, *NEW* Sold individually. Great replacement parts for your AR-15! Mil-Spec A2 style front sight base. Threaded for the front sight post (not included) Not …

Numrich Gun Parts Corporation, America’s leading supplier of current and obsolete gun parts, accessories, and military surplus since 1950.

AR15/M16 Complete Assembly – F-Marked Front Sight Base. Includes Front Sight, Front Sight Detent, Front Sight Detent Screw, Front Sight Base 0.750, Sling Swivel, Sling Rivet (NO …

Front Sight detent- Will work with M16A1 and M16A2 Sight posts. Made in USA. NON F .750 is currently on back order. Expecting Late Spring 2024 Standard Finished (Unalte. This is the …

Standard Milspec Front Sight Base (FSB or A-Frame) for all fixed carry handle Colt Rifles with fixed Front Sights. Virgin part with no holes drilled. To get the right version, you first need to …

Mil-Spec for rifles issued to the troops require taller front sight bases on all flat top AR rifles. (.750") Designed to match the height of Mil-Spec height rear iron sights.

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Complete Rail Mounted Front Sight Set – steel sight, flip up style

Great replacement parts for your AR-15! Mil-Spec A2 style front sight base with carbine length gas tube. Not drilled for the installation pins. No parts fitted. Colt Part #: SP64682. Only …