I see alot of threads of how to get your gas block off but not too many about getting it on.Well this is how I did it and it went on like butter no fighting it and did it myself.First I took some 2000 grit sand paper and polished the barrel where the gas block sits took a 2x4 about 20 inches and made a 1 inch hole in it. . (like shown).Then I took the gas block and made a hook out of a wire hanger and put it in the oven at 300 for about 30 minutes ( Make sure you preheat the oven first before you put the gas block in to bake) Take it out with an oven mitt. Put some oil on the barrel take the p