Wrist restraint design and construction have advanced significantly with the ASP Ultra Plus Restraints. A great deal of computer modeling and simulation analysis went into creating the frame's shape.

The utilization of a 7075 T6 forged aluminum frame has optimized strength potential. Unitized and interchangeable is the lock assembly.

The cuffs' design enables double locking without a key. This innovation from ASP improves subject security and officer safety.

Qualities of the Steel Cuffs with ASP Chain Ultra Plus. Contains a single pentagon key. Since ASP cuffs are large, ASP cuff cases are advised for these items.