Model 701C Chain Link Handcuff - Black Oxide FinishThe classic design. The Model 700 incorporates spun rivet construction for increased strength and durability. Smooth single strand action allows for fast and efficient cuffing. The Model 700 has been approved by the National Institute of Justice. It comes with a lifetime warranty for manufacture defects. Two keys supplied. Made in USA.Features:The black oxide finish is designed for low visibility or tactical situations.Smooth single strand action and spun rivet construction.NIJ ApprovedLifetime