The TPDS Advanced Mechanical Closing Device, TPDS-1000, is a revolutionary, high quality, simple mechanical device used for assisting the closing of any reserve container. The TPDS-1000 manufactured in the U.S.A. using high grade materials machined precisely to parachute rigger specs. The device will remain tight which allows the parachute rigger to be “hands-free”. A release handle allows tension to be released to switch positions between closing flaps. A must have tool in any riggers kit.