BCM Front Sight Base F - FSB (ID .750) - Milspec for Flat Top Uppers

In stock
as of 09/27/2023 5:58PM CST
Store Inventory
Available Online3
Fountain Valley, CAOut of stock
The Colony, TX3

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BCM A2 "F" Marked Forged Front Sight Base Gas Block. This FSB is designed for .750 diameter barrels and features a bayonet lug. These "F" marked forged Front Sight Bases provide the proper height for rear sights when used in conjunction with an M4 flattop upper receiver.

This FSB requires tapers pins(not included) and must be properly drilled by a gunsmith.

Does not include sight assembly or sling swivel.


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