Manufactured to the highest quality standards the GB750S is designed to fit .750 diameter gas pad barrels and uses a 2 set screw design to securely retain the block in position. Comes complete with, #10-32 X .125'' set screws and gas tube roll pin.
Places the gas port hole at the correct .295'' position from the shoulder.
PLEASE NOTE: UK SEC5 or Export Sales Only.
SPECIFICATION: 4140 Gun Barrel Steel. Black Phosphate Finish, Type M. Laser Engraved. Ultra Low Profile. Dia: 0.750'' ID. Length: 0.875''. Weight: 1.2oz.