Shipping Container Lock, Heavy Duty Cargo Door Combination Lock with Anti-Tamper Hardened Steel, High Security Trailer Door Lock for Semi Truck, Semi Trailer, Box Truck & Cargo Van

KAOBAS Shipping Container Lock, Heavy Duty Cargo Door Combination Lock with Anti-Tamper Hardened Steel, High Security Trailer Door Lock for Semi Truck, Semi Trailer, Box Truck & Cargo Van Product Description: Heavy duty shipping container lock and semi trailer lock with hardened steel tubing and an anti-tamper core to improve door security on containers, semi truck, cargo trailer and box truck doors, with weather proof, rust-resistant finish for outdoor use Product Features: Container security: Heavy steel body clamps vertical container door bars to help keep loaded doors closed in yards and depots Semi protection: Semi trailer lock grips inner bars on a semi truck to resist basic hammer, pry bar and cutter attacks Cargo door fit: Cargo Door Lock uses adjustable steel arms to match different bar spacing on cargo trailer and box truck doors Key-free trailer upgrade: Combination lock and two-piece trailer lock provide key-free use and a quick upgrade to common trailer accessories Notes: Please confirm door bar spacing and shape before purchase to ensure the lock can slide on and tighten correctly If you have any questions about installation or daily use, please contact us and we will help promptly

• Heavy Cargo Protection: Our shipping container lock clamps vertical door bars with hardened steel tubing and anti-tamper tubular pin tumbler, providing door security and weather proof protection for loaded containers in yards, depots, and construction sites
• High Theft Resistance: The semi trailer lock grips inner vertical bars on a semi truck using hardened steel tubes, resisting hammer blows, breaker-bar prying and bolt-cutter attacks to keep rear doors secured at docks, truck stops and overnight parking
• Heavy Build Durability: The Cargo Door Lock uses adjustable-width steel arms and a slide-and-lock mechanism to secure rear swing doors on cargo trailer and box truck in seconds, with thick welds and rust-resistant finish for long-term daily delivery routes
• Expanded Fleet Coverage: The built-in combination lock lets multiple drivers share access across containers, cargo trailer, box truck and yard storage, reducing lost keys while supporting fleet-wide door security policies for mixed semi truck and trailer operations
• Quick Locking Setup: This trailer lock slides on in two pieces and tightens without drilling or tools, upgrading existing trailer accessories while working with the combination lock system to keep doors closed and aligned during transport and yard parking