This is a replacement dead latch for original Schlage Grade 1 D and ND Series cylindrical lock sets. Since the Marray dead latch is equivalent to the Schlage D series dead latch, we may substitue the Marray Grade 1 dead latch at no extra cost
Note* Schlage is a registered trademark name of the Allegion Corporation and our use of this name does not constitute any endorsement by said corporation. These are original OEM parts.