This gas block replaces your existing front sight to provide a simple, low profile design that can be used to mount a rifle length forearm to a carbine length barrel. It is mounted by the use of two set screws.
- Manufactured from high quality steel and finished with a mil. spec. phosphate coating.
- Length: 0.95"
- Bore diameter of .750 inches.
- Weight:1.6 Oz.
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Yhm gas blocks are always a good decision It's great and the price can't be beat!