DR-LOCK Heavy-Duty Steel Automatic Overhead Door Lock, 5 In. By 6-1/2 In. By 3-15/16 In., Yellow, Locks Doors In Up Position, Automatically Locks Closed, Prevents Sudden Slams, Spring Loaded Latch With Rope Release, Bolts To Overhead Door

Heavy-Duty Steel Overhead Door Lock, Single Unit, Yellow
✔️ 5x6.5x3.9375 in (127x165x100 mm); auto-locking w/ rope release

This heavy-duty steel overhead door lock keeps doors secured in up positions or fully closed, making it ideal for warehouses, garages, and loading docks where automatic locking and anti-slam protection are needed.

✅ Keeps overhead doors locked in up position and in closed position
✅ Auto-locks to stop unexpected door slams
✅ Spring-loaded locking latch released by pulling rope (included)
✅ Bolts to overhead door; installation hardware not included
✅ Includes two reversible locking plates mounted along the door track
✅ Steel construction with yellow finish for high visibility

💡 What is a heavy-duty overhead door lock used for in industrial settings?

This handy lock keeps overhead doors in place and prevents sudden slams. - keeps overhead doors in up or closed positions - auto-locks to prevent door from dropping - rope-release latch allows quick operation - mounts to any overhead door track with two reversible plates ✝️