Sugatsune Lid Support with Lock function LSP-195B, LSP-270B Mechanical Lid and Door Stays Product Features Can be locked automatically at the door position fully opened. The locking mechanism prevents accidental fall of the flap. Pull the locking knob to release the lock. Non-handed. For upward-opening, top-opening and swinging doors. Please refer to the pdf download for more information Related Products Mini Lid Stay Sugatsune Ultra Mini Lid Stay L-100S, L-140S Holds the lid at open position. Cover Stay 6301 6301-01-00 Cover Stay Soft Down Stay SDS Series Sugatsune SDS-100 Soft Down Stays For downward-opening doors.