Adjustable Gas Block .875 Bore - GB157AJ

Model: GB157AJ
.875 Bore Diameter
Low Profile Steel
Manganese Phosphate
Fine thread adjustment screw

All of SADLAK’s Gas Blocks are made in the USA by craftsmen with years of experience delivering consistent quality. All the bores are precision honed and all critical measurements are 100% inspected to insure consistancy and quality.