Prevents springing the frame by using fitted inserts that exactly match the contours of the revolver frame and distribute the turning forces evenly over it. Interchangeable, split Delrin inserts allow slight adjustment to compensate for variations in individual guns. Mfg: Mgw SPECS: 15A 1/4" (39cm) overall length. 3" (7.6cm) wide 4A 1/2" (11.4cm) includes lock screw). 1" (2.5cm) thick. .755" (19.2mm) handle diameter. Weighs 1A 3/4" lb. (.79kg) w/o insert. Inserts weigh 6A 1/2" oz. (184.3g). Steel handle. Aluminum head. De