Volquartsen Firearms VC Target Frame Target 22 Style for Ruger MK Volthane Grips Black Alloy. It is a complete frame with the following features: Accurizing Kit (includes Extended Bolt Release CNC-machined Target Trigger wire EDM-cut Target Hammer and Target Sear) CNC-Machined Disconnector and Extended Safety. The VC Target Frame is shipped with a clean crisp 2.25 lb trigger pull. No magazine disconnect is included with this frame. Specifications for Volquartsen Firearms VC Target Frame Target 22 Style for Ruger MK: Manufacturer: Volquartsen Firearms Color: Black Fabric/Material: Aluminum Gun Make: Ruger Gun Model: Ruger Mark Series Country of Origin: USA Package Contents: Volquartsen Firearms VC Target Frame Target 22 Style for Ruger MK What firearm models does the manufacturer say Volquartsen Firearms VC Target Frame Target 22 Style for Ruger MK is compatible with? The manufacturer suggests that Volquartsen Firearms VC Target Frame Target 22 Style for Ruger MK is compatible with Ruger Mark SeriesVolquartsen Firearms VC3NF-V-B: VC Target Frame Target 22 Style for Ruger MK Volthane Grips Black Alloy