Trolley Catch Device 
Simple and effective zipline braking system  which can be used on new and existing ziplines.
*ONLY TO BE PURCHASED BY PROFESSIONAL ZIPLINE INSTALLERS*
Warning! 
The improper use and installation of this product may result in serious injury, disability, or death.  The design of the associated braking system using this Trolley Catching Brake and the actual installation and inspection of this product must be done by a PROFESSIONAL designer, builder and inspector.
This product is designed for commercial applications only.
MADE IN USA