KNS Precision Hammer Pins for Enhanced AK Trigger Black. Their Enhanced AK Trigger & Hammer Pins feature a Black Nitride finish for a smoother corrosion-resistant surface and are machined from high-quality alloy steel. Whether you're building your AK from scratch or upgrading your trigger KNS's pins offer a simple and sleek upgrade that will make your trigger pull smoother. They fit standard AK receivers as well as classic Galil models: MAR ARM and SAR. Specifications for KNS Precision Hammer Pins for Enhanced AK Trigger: Manufacturer: KNS Precision Color: Black Finish: Nitride Black Fabric/Material: Alloy Steel Additional Features: Fits AK Case Finish: Nitride Handle Color: Black Blade Finish: Nitride Features of KNS Precision Enhanced AK Trigger/Hammer Pins Fits AK/Galil Platforms Nitride Finish Black: Fits Standard AK Receivers Package Contents: KNS Precision Enhanced AK Trigger/Hammer Pins Fits AK/Galil Platforms Nitride Finish Black KNS Precision KNS-AK-TH-EN: Hammer Pins for Enhanced AK Trigger Black