Hicarer 4 Pcs Trailer Brake Lockout Key Set - 2 Manual & 2 Magnetic Red Surge Brake Lockout Keys, Compatible with Most Boat, Rv, Standard SAE Size

["Complete 4-piece Safety Set: this comprehensive kit includes 2 manual brake lockout keys and 2 high-visibility magnetic surge brake lockout keys; It's designed to meet different locking needs for various trailer brake systems; Avoid the hassle of purchasing separate parts; This all-in-one set provides everything required for securing your trailer's brakes during parking, storage, or maintenance","Standard Sae Sizing: featuring a standardized SAE size design, the manual lock keys measure 1.38\" x 1\"; This precise dimension ensures a smooth fit and easy insertion into the lock cylinders of most American-style trailer surge brakes and manual brake actuators, preventing jamming and offering reliable compatibility","Durable Corrosion-resistant Build: manufactured from hardened carbon steel with a protective anti-rust coating, these keys are built to last; They resist corrosion, wear, and deformation even with prolonged exposure to rain, mud, and road debris; This robust construction ensures long-term performance and value","Dual-purpose Locking Security Function: this set addresses core safety needs through dual locking methods; Use the manual keys to firmly lock the trailer brake mechanism, preventing accidental release during transport or while parked; The magnetic keys offer a quick, secure way to lock surge brake couplers, enhancing overall safety during trailer hook-up and unhooking procedures","Broad Trailer Compatibility: this versatile set is suitable for a wide range of light to medium-duty trailers; It works with boat trailers, RV/camper trailers, utility cargo trailers, and UTV transport trailers; The keys are compatible with most major brands of surge brake system accessory for routine maintenance and long-distance towing systems and manual brake actuators, making them an essential safety"]