Herrington Arms HCMDG PSA Micro Dagger Compensator Black. We engineered the comp with side fins so it has a seamless design with the slide. The HCMDG will work with the stock springs provided your gun has gone through recommended break in period of 500 rounds factory new ammunition is used with the threaded barrel you intend to use with the firearm before installing a compensator. When testing this compensator we have data showing it mitigating 29.5percent muzzle flip reduction depending on what 9mm load and model used. Specifications for Herrington Arms HCMDG PSA Micro Dagger Compensator: Manufacturer: Herrington Arms Fabric/Material: 7075 Aluminum Gun Make: Palmetto State Armory Gun Model: Palmetto State Armory Dagger Features of Herrington Arms HCMDG PSA Micro Dagger Compensator Blems are cosmetic ONLY. They will function as normal - May have nicks dings pitting machining marks chips discoloration etc. DOES NOT WORK WITH KKM OR BARSTO BARRELS DOES NOT FIT: X1 OR C1 SLIDES AMMO DISCLAIMER: We DO NOT recommend using plated bi-metal or frangible ammo in ANY of our compensators. Doing so will void the warranty and we will not cover or replace the comp if there are any damages. Package Contents: Herrington Arms HCMDG PSA Micro Dagger Compensator 1/16th Allen Key Steel Replacement 6-32 set screws What firearm models does the manufacturer say Herrington Arms HCMDG PSA Micro Dagger Compensator is compatible with? The manufacturer says that Herrington Arms HCMDG PSA Micro Dagger Compensator is compatible with Palmetto State Armory DaggerHerrington Arms HCMDG-BL: HCMDG PSA Micro Dagger Compensator Black