Head Set, Product Type Head Set, Compatible Thread Size 1/4 In. -20, Compatible Rivet Nut Body Type Hex, Material Steel, Overall Length 2 1/2 in, System of Measurement Inch, Compatible Insert Type Rivet Nuts, Compatible with Manufacturer Model Number FL5-HS-00748, FL5-HS-00848, FL5-HS-09148, M-2520-250, Includes Headset Only. This item has been restricted from sale in the following state (s): []