SVI Infinity 3 Port Mega Titanium CompensatorInfinity Firearms Three Port Thread on Compensator Proven as the best in IPSC open competition, Titanium Ti 6Al 4V alloy compensator created by Infinity. Precision machined from bar stock with a . 6875 40 tpi threads. The high performance design incorporates 30 degree angled tuned side ports for reduced recoil and improved dot tracking.