Treviri Lever on concealed fix press on sprung round rose. Straight round bar lever neatly mitred where it adjoins the stem. The CSL lever collection on a slim fit rose reflects the latest trends for subtle discreet fittings with ultra-modern styling and quality engineering. All levers are G304 grade with Grade 201 rose inners and a secure heso spindle fix, ensuring these products are of the highest calibre at competitive pricing. Certified to BS EN 1906. Carries with a 10-year mechanical guarantee and is Fire Door rated. Suitable for domestic and commercial environments.