The blem on these blocks is that some outright donkey didn't read my print and undersized the holes for the screw heads so custom screws had to be machined for them. The black nitride finishing might have some pitting in it. Other than those two items, there is nothing else wrong with them and they are absolutely sound mechanically.
Bought a rail but need a good gas block? You'll dig this non-adjustable option then.
at 1.3oz, this .625 gas block attaches to
your barrel by compression which is attained by tightening the three
screws on the bottom. It is suggested that a REMOVABLE thread locker of
your choice be used on the screws. Each gas block comes with a roll pin
-Black Nitride finish
-Gas port witness hole for effortless gas port alignment.
-Configured as a non-adjustable block.
-Gas tube removal hole for gas tube removal.
-Clamp attachment for fast and secure attachment to your barrel. -Gas port witness hole for effortless gas port alignment.
Quick Spec Sheet
-for .625 barrel size
Allen Keys Needed For This Block:
Attachment screws= 3/32"