Manufactured to the highest quality standards the GB750-S™ 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.
We are so confident that you will be 100% satisfied with this product that we have backed your purchase with our 30 day money back guarantee. Made in USA