4 inch spring tower bolt
4 inch spring tower bolt
Innovative Spring-Loaded Mechanism
Automatically engages bolt when door closes for hands-free security. Provides effortless self-latching every time.
Heavy-Duty Carbon Steel Construction
Offers exceptional strength and resistance to forced entry. Built to withstand demanding security applications.
Satin Chrome Finish
Provides excellent corrosion resistance for indoor and outdoor applications. Maintains appearance and functionality over time.
100mm Total Bolt Length
25-40mm throw for deep, secure engagement in the strike plate. Ensures reliable holding power.
10mm Bolt Diameter
Substantial thickness delivers maximum holding power. Resists bending and forced entry attempts.
Large Mounting Plate
118mm x 38mm plate with multiple screw holes. Ensures stable, wobble-free installation on any surface.
Complete Fixings Included
8 x 4.0mm pan screws provided for immediate installation. Everything needed right out of the box.
Versatile Applications
Perfect for garden gates, sheds, cabinets, and double doors. Ideal for pet enclosures and bathroom doors.
Corrosion Class 2 Rated
Suitable for occasionally damp environments. Reliable performance in varied conditions.
Smooth Reliable Spring Mechanism
Engineered for thousands of operating cycles. Consistent performance throughout long service life.
Manual Override
Allows bolt retraction when automatic latching is not desired. Flexible operation for different situations.
Self-Latching Design
Prevents accidental door openings and enhances security. Door secures itself every time it closes.
Simple DIY Installation
Installs with standard tools and included template. Straightforward process for homeowners and professionals.












