Rubber O-Ring Protects The Crown From Damage
Exclusive, rubber O-Ring gently centers the jag and patch in the muzzle, and all the way through the bore, to help prevent muzzle damage. Pointed, brass jag firmly holds all types of patches for efficient swabbing during cleaning. 12 gauge, 8 - 32 fits standard rifle cleaning rod. 12 gauge, 5/16"- 27 fits standard shotgun cleaning rod. Replacement O-Rings - Each package contains 12 O-Rings.
1911, Issue:03, Page:057
Big Book Catalog, Issue:69, Page:333
SPECS: Brass, 1½" (3.8cm) long, All are 8 - 32 thread except 12 gauge 5/16"- 27.