The 771Q2534KNI Mode® knurled WC thumb turn and release set is designed for bathroom and WC doors, offering a clean, minimal solution without an indicator for standard privacy applications. The knurled grip improves control and usability, while concealed fixings maintain a refined, uninterrupted appearance, suitable for doors 32mm to 54mm thick and compatible with 5mm and 8mm followers. Manufactured from grade 316 stainless steel and hand finished, it provides durability in high-use environments and has been incorporated in successful fire tests and assessed to BS EN 1634-1 fire resistance test standard and BS 476 Part 22 fire test standard up to 60 minutes, backed by a 25 year manufacturing warranty.