A high-security deadlatch with bolt holdback, SafetyRelease™, and LockAlert® for enhanced protection.
The Lockwood 001-3K1MBK Deadlatch delivers premium security with a cut-resistant stainless steel bolt, concealed anchorage points, and a bolt holdback function for convenient passage mode. Designed for Australian homes, it offers durability, easy retrofit installation, and compatibility with restricted keying systems.

Let’s explore its impressive features:
Features:
- Enhanced Security:
- Cut-resistant stainless steel bolt for superior strength
- 11 concealed anchorage points with a door frame strengthener
- Designed for market-leading security and durability
- Locking & Passage Functionality:
- Bolt holdback function activated by external key or internal knob
- Can be key locked in holdback position for security
- Allows use in passage mode when required
- Smart Locking Technology:
- LockAlert® status indicator shows lock mode at a glance
- SafetyRelease™ automatically unlocks the internal knob upon entry
- Kinetic Defence® protects against lock bumping and picking
- Keying Options:
- Supplied individually keyed with two keys per lock
- 78,000 key combinations for added security
- Compatible with restricted keying and master key systems
- Can be keyed alike to other Lockwood locks
- Convenient & Retrofittable:
- Designed to replace existing 001 Deadlatches
- Suitable for hinged doors
- Reversible handing for flexible installation
- Quality & Compliance:
- Conforms to Australian Standard AS4145.2-2008 | SL7D8C6
- Packaging:
- Available in a display pack
Secure your home with the Lockwood 001-3K1MBK—designed for strength, security, and everyday convenience.
Model No:
001-3K1MBK
EAN:
9340116138794
Body / Case Material:
Zinc
Bolt Material:
Stainless Steel
Number of Cylinders:
2
Bolt / Latch Projection:
18mm
Packing Type:
Box
Backset:
60mm
Warranty / Guarantee:
Lockwood 25YR Mechanical
Bolt Type / Function:
DEADLATCH
Handing:
Reversible
Approved Standards Rating Level:
Lockset Security SL7
Corrosion Security C6
Durability D8
Bolt Holdback:
Yes
Access and Mobility:
No
Door Type:
Hinged
Kinetic Defence®:
Yes
Compatible with Restricted Keying:
Yes
SafetyRelease™:
Yes
LockAlert®:
Yes