The ASP high security lightweight rigid handcuffs 2 pawl and split key design makes for an exceptional high security handcuff. Same design as the ASP high security rigid handcuffs, but is constructed of aluminum. The folding mechanism of the ASP rigid design allows these lightweight cuffs to be easily carried. They lock open to provide a palm swell for increased control and radiused edges to reduce injury potential. The rigid configuration offers the most restrictive handcuff structure which makes these cuffs ideal for courtroom or airline restraint.