10-32 thread x 3/16″ long. Standard for most set screw type low profile gas blocks. Uses 3/32 hex or allen wrench drive. Sold in multples of 10.
These are knurled for a seure grip. You can upgrade your regular screws to these.
How often have you lost one of these when building and crawled around on the floor looking for it? it’s bound to happen. Grab a couple just in case.
Gas block set screws – Nice replacement parts. These screws have more bite than most. They were a little long for the gas block I used them in and didn’t fit flush.
Great set screws – cheap and effective screws. Ive used 4 of them and did not strip any.
Absolute Necessity – Proper placement of the gas block is critical for proper functioning of the AR type rifle gas impingement system. These knurled screws will hold the gas block in position for thousands of rounds of fire without shooting loose due to very high barrel temperatures. These are single use set screws. Throw them out when removing.
Good quality and fast shipping! – Ordered Friday night and had them by Monday. Fit perfect too!
Fits Pametto poverty upper gas block perfectly – I bought a Palmetto poverty upper that they slapped together. Everything shot loose. Including the gas block screws. These screws are correct for the Palmetto poverty gas block.