JMAC Customs Front Sight Gas Block Combo, w/o Detent Opening, No Small Parts Fitted, GBC-13 *NEW*

JMAC Customs GBC-13 Gas block Front Sight Combo with no parts fitted, without opening for detent, *NEW*.

Sold individually.

Bring your go to rifle to the next level!
This combo block is what you need for your next build or upgrade.
This combo block has been designed to include the front sight thus eliminating an entire part on your barrel!
With this gas block combo, you can expect less weight on the front of your rifle, less sway, and faster target acquisition!
This gas block combo comes with no small parts fitted, but we have drums, sight posts, and more available at great prices.
This combo fits common 0.591" gas block journals on the barrel.
The combo also has a 90 degree gas port and is a direct replacement for most 90 degree gas blocks, will also work on 45 degree gas ports with minor gunsmithing.
Also featuring a cleaning rod slot, this block is proudly made in the USA.

Parts must be inspected and tested by a qualified and competent gunsmith or armorer before use in a firearm.
Not all firearm parts are interchangeable; use of surplus parts without proper knowledge could cause a firearm to malfunction and cause property damage, injury or death.

Installation Video::