Product Description Manufactured from high quality steel and finished with a Mil Spec Phosphate coating; Length: 0.95"; Bore diameter of .750"; Weight: 1.6 oz.; Made in the U.S.A. YANKEE HILL MACHINE CO .750 Diameter Black Phoshate Suppressor Gas Block (YHM-9389-SS) at GritrSports Browse all GritrSports deals $18.30 In Stock at GritrSports Buy Now at GritrSports Secure checkout Easy returns or compare prices Amazon eBay Product Details Brand Yankee Hill Machine Co Yankee Hill Machine Co