The Model 7002C-OS Waist Chain is designed for special security situations for larger individuals. The Model 7002C-OS has one Model 702C Oversize Handcuff positioned at each hip allowing for either parallel arm or cross arm handcuffing technique. Now with an improved internal lock mechanism for increased tamper resistance, smoother ratcheting action and greater durability. The special heat treated steel chain and padlock rings assure adjustment up to 54 in. waist. Two keys supplied. Made in USA.