Lockmaster 28mm, 24mm U-Channel

Britain's best-selling lock range has been extended to include a 24mm u-channel variant designed for modern aluminium bi-fold doors and features Lockmaster's signature hook and anti-lift pins.

Locking Points 

• Lockmaster^® signature hook and anti-lift pins
• Deadbolt centre with an easily reversible latch bolt to minimise stock requirements
• Lockmaster^® two hook and anti-lift pin variant
• Passive mechanism for French door application is available
• 28mm backset with PZ92mm centre case
• Combined 3 piece keep
• 2 lock lengths to suit a variety of door heights

Faceplate 

• 24mm U-Channel
• Yale Branded

Specification 

• PAS 24:2016 security tested
• Corrosion tested to BS EN 1670:2007 Grade 4 (240hrs. NSST)
• Endurance tested to  100,000 cycles 
• 10-year Mechanical Guarantee
• Made in Britain

Included within the Yale Lifetime Security Guarantee*

*Terms and conditions apply

Material Specification 

• Lock Case: Galvanised Mild Steel
• Faceplate: Mild Steel CS4 - ST2473
• Deadbolt and Latchbolt: Zinc Alloy Casting
• Keeps: Mild Steel, BZP and Clear Trivalent

Packaging 

Locks: 5 locks per box

Maintenance 

Yale recommends that all moving components are lubricated using non-acidic mineral oil at least twice a year and surface cleaned with a damp cloth. The product may need to be adjusted to ensure satisfactory operation.