PRODUCT INFORMATION AND FEATURES: * All parts made from Steel (Pickle in Oil) with Internal Parts Case Hardened. * Double tumbler locking system. * High tensile spring (56-58 HRC). * 13 Locking position on 3mm thick ratchet. * Handcuff cheeks – 2mm thick per side. * Individually packed with 2 keys. * 50 packets per box. * Weight Handcuff – 300g * Static Diameter – 50mm (Cuff Inside Diameter). * Static load approximately 1 500 N (Pulling Force). * 10 RIVET POINTS (MACHINE RIVETED) Non Foldable.