Lock Arm Stabilizing Bar

Lock-Arm Eliminates most trailer movement associated with existing leveling or stabilizing jacks. Installation is simple one time, bolt on application. Unique swivel mount works at various jack angles. Telescopic lock-arm travels up and down with jack for easy set up and storage. Uses 3/4 crank handle to lock and unlock Lock-Arm. Two Lock-Arms and complete mounting hardware included in each box.