The Nº 4863 demilune profile cylinder collar features an astragal-and-step edge and is typically used with Multi-Point locking systems. All NANZ plated and patinated finishes are available.

The Nº 4863 demilune profile cylinder collar features an astragal-and-step edge and is typically used with Multi-Point locking systems. All NANZ plated and patinated finishes are available.
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