TCH800B: These are the black oxide version of the TCH chain link standard handcuffs.  Standard handcuffs in this range have 23 locking positions. Black oxide is essential for undercover operations because of the non-reflective qualities.

Standard TCH Handcuffs possess the following features:

3 independently moving ratchet bars, with 6 teeth on each bar. The total of 18 teeth provides extra locking positions: Standard models – 23.
Rotating arm backloads for speed cuffing.
Precision engineering ensures rotating arm swings through the handcuff, engaging the ratchet bars every time.
Double locking mechanism.
Two standard keys are provided with each Handcuff.
Full Compliance with N.I.J Standard 0307.01.