XTS AR Standard Style Stock XTS 105 Black. That is exactly what you will find in the new XTS 105 Enhanced Collapsible Stock. For a quality upgrade to anyone's AR that won't break the bank you can definitely rely on XTS. Specifications for XTS AR Standard Style Stock: Manufacturer: XTS Color: Black Gun Model: AR-15 Stock/Brace Material: Polymer Gun Type: Rifle Weight: 10.3 oz Length: 8 in Additional Features: 1 Sling Point Hand: Ambidextrous Buffer Tube Size: Mil-Spec Fit: Mil-Spec AR Gun Make: AR Platform Fabric/Material: Polymer Features of XTS AR Standard Style Stock Collapsible Stock Package Contents: XTS AR Standard Style Stock What firearm models does the manufacturer say XTS AR Standard Style Stock is compatible with? The manufacturer says that XTS AR Standard Style Stock is compatible with AR-15XTS XTS 105: AR Standard Style Stock XTS 105 Black