From The Anvil Heavy Duty Tubular Latches (3, 4 OR 5 Inch), Polished Stainless Steel – 51749 103mm (4 INCH) – POLISHED STAINLESS STEEL

A heavy duty tubular mortice latch with an extra strong spring for use with any of our knob sets or unsprung lever handlesnnFinish: Polished Stainless SteelnnDimensions:nn51749: 3 Inch Case (Back Set 57mm)nn51760: 4Inch Case (Back Set 82mm)nn51770: 5Inch Case (Back Set 107mm)nnWe recommend using a 2.5″ or 3″ latch with our lever handles, and a 3″, 4″, or 5″ latch with our knob sets.nnPerformance tested against BS EN12209:2003nnCERTIFIRE Approved (Certificate CF5531) and fire tested to FD-20/30/60nnThis heavy duty latch is both UKCA marked (0086 CPR 805689) and CE marked (Certificate 2797 CPR 805686)nnEasy Fit DesignnnThis latch contains bolt through holes either side of the spindle hole, which enable use of the through bolts supplied with our lever on rose handlesnn