Description
Heckler and Koch .45 ACP Caliber Barrel O-Ring in Black
A great spare and a much-needed part for your HK barrel. This factory part is a high-wear item, as the O-ring provides the seal between the slide and the barrel, which provides a secure lockup with increased accuracy.
The O-ring is the same for all 45 barrels and is compatible with all of the following HK pistols:
- HK USP, USP Compact, USP Tactical, USPC Tactical
- HK45, Compact, Tactical, Compact Tactical
- HK Mark 23, SOCOM
- HK Elite, Match
- Other .45 ACP barrels that use an O-ring
