MCI-100 magnacuffs were a model of MagnaCuffs produced by Locris Syndicated Securities. It used micro magnetic fields to lock their restraining bands in place. It also employed a fingerprint identification system which eliminated the need for keys and safeguarded against unauthorized duplication.
- Galaxy Guide 10: Bounty Hunters (First mentioned)
- Gundark's Fantastic Technology: Personal Gear
- Far Horizons (First pictured)