4571 Mortice Deadlock – 89mm Backset – Cylinder / Escape Options

Lockwood 3570 Series Cylinder Mortice Deadlocks

The Lockwood 3570 Series Cylinder Mortice Deadlocks are built for heavy-duty applications in industrial, commercial, and institutional settings, including schools, hospitals, hotels, clubs, and similar buildings. Constructed from high-quality materials, these locks provide robust security, long-lasting durability, and flexibility with a variety of deadlocking functions to suit your door requirements.

Features

• Heavy-duty construction for industrial, commercial, and institutional use

• Various deadlocking functions operated by key outside and turnknob or key inside

• Bolt: 19mm stainless steel for strength and reliability

• Locked by key or turnknob when the door is closed

• Easily adaptable from primary lock (4571SC) to suit required function

• Compatible with all Lockwood cylinder escutcheons, turnknobs, and plate furniture

• Suitable for Australian residential, commercial, and institutional applications

Available Variants

• 89mm Backset – Cylinder & Turn (No Cylinder) | 4571WTSCNCYL

• Primary Lock – 89mm Backset | 4571SC

• Primary Lock – Through Fixable 89mm Backset | 4571PTSC

• Escape Deadlock – Primary Lock – 89mm Backset – Left Hand | 4571DELSCNCYL

• Escape Deadlock – Primary Lock – 89mm Backset – Right Hand | 4571DERSCNCYL