Torque stay for upward-opening, downward-opening and top-opening door flaps.
Free-stop: door flaps holds position at any desired angle.
One way-torque: torque only occurs in one direction, making door flap easy to open.
Torque adjustable.
Successfully passed 30,000 open/close cycles in a private test.
S-TAR
FREE-STOP STAY (ONE WAY)