The EGW conversion cones are designed to fit the barrel precisely in order to simplify changing comps.
Cones are threaded to match bull barrels.
Once the cone is fitted, comps can be changed by simply screwing the new comp on without refitting the barrel each time.
Works with Aluminum, Titanium, Steel or Stainless Steel compensators.
OD thread - 11/16 x 40. ID thread .575 x 40.
Warning: This product may be alloyed with trace amounts of lead and other elements which are known to the State of California to cause reproductive harm and cancer. To prevent exposure, do not alter the product by welding, grinding, etc.
For more information, go to www.P65Warnings.ca.gov.