Volquartsen Firearms Extended Magazine Release for Ruger 10/22 and 10/22 Magnum Black. Simply reach in front of the trigger guard and push forward no more having to push up on the factory release. It extends .550" down from the trigger guard housing designed not to interfere with benchrest or sandbags during shooting. The extended magazine release is completely CNC-machined from billet material - no castings. Specifications for Volquartsen Firearms Extended Magazine Release for Ruger 10/22 and 10/22 Magnum: Manufacturer: Volquartsen Firearms Gun Make: Ruger Gun Model: Ruger 10/22 Color: Black Fabric/Material: CNC Billet Stainless Steel Condition: New Country of Origin: USA Package Contents: Volquartsen Firearms Extended Magazine Release for Ruger 10/22 and 10/22 Magnum What firearm models does the manufacturer say Volquartsen Firearms Extended Magazine Release for Ruger 10/22 and 10/22 Magnum is compatible with? The manufacturer says that Volquartsen Firearms Extended Magazine Release for Ruger 10/22 and 10/22 Magnum is compatible with Ruger 10/22Volquartsen Firearms VC10MR-B: Extended Magazine Release for Ruger 10/22 and 10/22 Magnum Black