True Precision True-Lock Compensator Springfield Armory Hellcat Anodized Black. It's market defining integrated locking block ensures that the compensator can be securely attached without damaging the firearm's barrel or threads nor does it require a thread locking compound for a secure fit. This offers a superior attachment method over traditional compsensators that are on the market. The Locking block feature also allows the compensator to be easily removed without causing damage to itself or the barrel thus allowing greater flexibility when swapping attachments on threaded barrel. Engineered and made in specialized factories the True Locking Comp is the defining advancement in the functionality of compensators. Specifications for True Precision True-Lock Compensator: Manufacturer: True Precision Color: Black Finish: Anodized Fabric/Material: 7075-T6 Aluminum Gun Make: Springfield Armory Gun Model: Springfield Armory Hellcat Length: 1.46 in Width: 0.86 in Package Contents: True Precision True-Lock Compensator What firearm models does the manufacturer say True Precision True-Lock Compensator is compatible with? The manufacturer suggests that True Precision True-Lock Compensator is compatible with Springfield Armory HellcatTrue Precision TPSHCCMPBL: True-Lock Compensator Springfield Armory Hellcat Anodized Black