Secure your entrance with the Don Jo Filler Plate Kit for Mortise Locks, model FPK-86. This robust kit is designed to provide an added layer of protection, featuring a locking mechanism that ensures your doors are securely closed. The product is manufactured by Don-Jo, a reputable brand known for their durable and reliable security solutions.The kit’s GTIN is 040186223190, verifying its authenticity and ensuring you receive the specified high-quality product. The FPK-86 is a testament to Don-Jo’s commitment to safety and security, tailored to fit mortise lock installations seamlessly. Whether for commercial or residential use, this filler plate kit offers peace of mind with every use.