OEM compatibility ensures precise fit for Master Lock Series 001USN and 4500USN padlocks
Keyed by lock code for secure and authorized access
Durable metal construction for long-lasting use
Easy replacement process for convenience
Summarized by Shop
Padlock Replacement Key with code 520USN for Master Lock Key Series 001USN - 4500USN. Compatible with Manufacturers: Master Lock! Compatible with Manufacturers & Product Specifications: PADLOCKS ONLY > MASTER (FRAMON/PLUNGE CUT) | MUST BE LOCK CODE FROM KEY OR ORIGINAL PACKAGING, NOT THE PADLOCK. Key cut on K1-OEM key blank.