Iron collar, a tool from Chinese prisons (replication).
Screw lock (with flush head Allen screw, wrench included).
Made of 30 mm thick steel.
Weight ca. 2.8 kg
Size M - inner diameter: ca. 12 cm, inner circumference 40 cm (ca. 15“).
Size L - inner diameter: ca. 14 cm, inner circumference 46 cm (ca. 17 1/4”).
Only from Parus! Matching handcuffs available.
May safely be worn over extended periods of time.
Package contains 1 collar and 1 key wrench.