DBI-SALA Advanced™ Digital 100 Series Winches Manually operated winch-easy operation is performed by rotating the handle to raise or lower personnel or materials. Abrasion and extremely durable lifeline construction provides added field longevity. 9:1 and 4:1 gear ratio mechanical advantage offers 13 ft./min. or 30 ft./min. winching speed with no power source required to help facilitate fast and efficient rescues. Permanently attached bracket mates with the support structure bracket and offers simple detent pin attachment for quick and easy set-up. Exclusive system counts the revolutions of the drum to determine service intervals for added safety and peace of mind Pack of 1