Intelligent Hardware Tubular Mortice Latch (2.5 OR 3 Inch) Radius Corners, Satin Stainless Steel - TUB.51.01.65.SSS.RR from Door Handle Company
Guardian Locks Imperial Locks G4060 Tubular Mortice Latch In Brass Bronze Black or Stainless Steel | Door handles & door accessories | Cheshire Hardware
Union Polished Brass & Stainless Steel Heavy Duty Tubular Mortice Latch 82mm Case - 57mm Backset - Screwfix
64mm Fire Door Rated Mortice Latch (w/ FREE Intumescent Pad) - From £ 4.99 ex VAT - FREE Delivery
Diall Polished Chrome effect Metal Tubular Mortice latch (L)64mm | DIY at B&Q