Hiatts Model Ultimate Hinged folding Handcuffs UsedComes with 1 keyHeavy duty construction with oversized rivet heads for added strength18 teeth - 3 retaining bars with 6 teeth on each bar makes cuffs extremely difficult to pickBuilt in backloading feature for faster cuffingLeaf spring double locking system is very difficult to beatTrue Swing Technology ensures the shackle hits the centre of the cuff every timeSnaps open to a flat profile, then locks into position, becoming rigid for useFolds for easy storageLock and double lock like regular handcuffs using a standard handcuff keyEx police issue handcuffs in grade 1 condition. All our cuffs have been inspected and go through a robust functionality test. The serial numbers have been ground off.