5/8-24 TPI is the industry standard for AR-10-type rifles and also appropriate for custom applications. The .750 outside diameter is designed for standard military contour barrels, but can be tapered down for smaller contours. The JPRE-324S has a final exit hole of .350 and can be enlarged to accommodate bores up to .416.
Product Instructions


Add Matching Jam Nut:

Price: $99.95