FEATURES:-CNC machined 6061 billet aluminum magazine release button-Easy to install, the PMR is a drop in component that replaces the Mil-Spec magazinerelease button-Including a textured angle serration design on the button face, the PMR adds style& keeps the function of a Mil-Spec buttonPRODUCT SPECIFICATIONS:Dimension 0.35 X 3.00 X 5.45Height 0.3500Width 3.0000Length 5.4500TYPE/COLOR MAGAZINE RELEASE BUTTONSIZE/FINISH BLACKMATERIAL ALUMINUMAR-15 ACCESSORY YNO DIRECT SHIP TO CALIFORNIA