Heavy sprung tubular mortice latch, specified for use with unsprung door levers such as the Stainless Steel Series handles. Available in 2 ½, 3 & 4inch sizes, in brass or satin stainless steel. (NOT suitable for use with door knobs). NB: The 2 ½" latch will not take bolt through fixings.
2 ½" latch has 45mm backset from door to centre spindle.
3" latch has 57mm backset from door to centre spindle.
4" latch has 82mm backset from door to centre spindle.