two sided gate latch solution

receiver-misaligned or blocked

**On residential garage door openers LiftMaster® does not support pre- 1993 garage door openers without photo eyes

Non-removable

low-maintenance counter balanced back-up system

Concealed Mount In-Ground Non-Motorized Traffic Spikes 3" x 3" Post two sided gate latch solutionEffective and economical one way directional, unmanned traffic control. Pedestrian friendly. Manual Traffic Spikes Concealed Mount Penetrating teeth only exposed by wrong way traffic. Durable Heavy Duty construction with zinc plated moving parts Load rated for 25,000 lbs per single axle load Reliable, low maintenance counter balanced back up system.