Heavy Duty Trailer Coupler Lock – Ultimate Security for Your Trailer
Protect your trailer, RV, or boat with our heavy-duty trailer coupler lock designed for 2" and 2 5/16" couplers. Built with premium materials and advanced anti-theft features, it ensures maximum security and peace of mind wherever you go.

Robust Construction: Made from 1/4-inch hardened steel, this lock withstands up to 16,000 pounds of force, resisting sledgehammers, crowbars, power tools, and bolt cutters.
Advanced Anti-Theft Design: Features a reinforced brass cylinder and tamper-resistant build to prevent lock picking, unauthorized unlocking, and vandalism.
Weather Resistant: Three-layer powder coat finish enhances abrasion, corrosion, and weather resistance, ensuring reliable performance in all conditions.
Perfect Compatibility: Specifically designed for 2" and 2 5/16" trailer couplers—please verify your trailer size before purchase to ensure a secure fit.
Complete Set: Includes a dust cover and 3 keys for convenience and added protection against dirt and debris.

Material: 1/4-inch #5752 Hardened Steel with Brass Lock Core
Compatibility: Fits 2" and 2 5/16" Trailer Couplers
Finish: Three-layer Powder Coat for Corrosion and Weather Resistance
Included Components: Trailer Coupler Lock, Dust Cover, 3 Keys
Anti-Theft Features: Reinforced Brass Cylinder, Tamper-Resistant Design

Experience unmatched trailer security with our heavy-duty coupler lock. Backed by excellent customer support and risk-free purchase options, you can trust this lock to protect your valuable assets on every trip. Order now and safeguard your trailer today!