&#8226; Made from an absorbant rubber material<br> &#8226; Eliminates vibration and controls movement in equipment after the shot<br> &#8226; 40mm long<br> &#8226; 1/4x20 male and female threads<br> &#8226; BW Long Weight: 40mm 45.5g | 1.57" 1.6 oz.<br>