Ingersoll SC73 Non-Double-Locking Nightlatch, Mul-T-Lock Cylinder, INWARD-OPENING DOORS, POLISHED CHROME

Ingersoll SC73 7-Pin High Security Mul-T-Lock cylinder, Non-Double Locking Nightlatch

Mul-T-Lock Cylinder | Inward Opening | POLISHED CHROME

DOOR THICKNESS 38-58mm (INWARD-OPENING)

FREE Next Day Delivery included (Click here to learn more)

The Gold Standard in Home Security

Specifically designed for apartments/flats

Experience the legendary reliability of the Ingersoll Classic Nightlatch – a design so proven it has remained unchanged for over 60 years. The SC73 combines traditional British engineering prowess with modern security features, making it the preferred choice for discerning homeowners who refuse to compromise on protection.

Key Features & Benefits

Superior Security

• 7-Pin High Security Mul-T-Lock cylinder – Maximum pick resistance and key control
• Auto-deadlocking mechanism – Automatically secures upon door closure
• 14mm bolt throw – Substantial engagement for enhanced door frame security

Practical Design

• Hold-open function with internal snib for convenient daytime use
• Inward opening configuration – Suitable for most UK residential doors
• Standard door compatibility – Fits doors 38mm to 58mm thick
• Polished Brass finish 
• Non-Double locking version (explained in this video) 

Complete Installation Package

Your SC73 arrives ready to install with everything needed:

• 7-Pin High Security Mul-T-Lock cylinder
• Robust lock case mechanism
• Precision-machined strike plate/staple
• 2 keys included (extra keys available at £15.00 each when ordered with lock)
  
• Includes cylinder, lock case, strike/staple, 2 keys, key card, all fixings and instructions
• Optional cylinder pull available (enhances operation and security - Explained in this video)

Quality Assurance

✅ 100% Genuine Ingersoll – Beware of inferior imitations sold elsewhere
✅ Personal inspection – Every order checked before dispatch
✅ Next day delivery – FREE to UK mainland addresses
✅ Expert support – Backed by 60+ years Ingersoll experience

Additional Services

• Extra keys available – £15.00 each when ordered with your lock
• Expert advice – Our team's unmatched knowledge ensures you get the right solution
• Extensive stock – Including rare and discontinued models with 50+ years documentation

Why choose the Ingersoll SC73?
When your family's security matters, trust the lock that has protected British homes for generations. The SC73 isn't just a lock – it's peace of mind, engineered to last.