Twinlock range has key holes on each side and is protected by Patent GB 2517781.
Total Control Rigid Handcuffs have a moulded grip that fits snugly in the hand and provides greater control with speed of application.
Twinlock Models 842 and 842B
4 teeth on each bar
23 locking positions
17% larger internal circumference than standard models
Precision engineering ensures rotating arm swings through the handcuff, engaging the ratchet bars every time