Hidden spring brackets for venetian blinds with 25mm (1" wide) slats. Size (projection) is approximately 32mm from front to back of bracket Please see photos for other dimensions. The hidden spring means that that bracket is not visible once the blind is fitted. To use: line the front edge of your blind rail up against the front plastic edge, clipping the edge if the plastic under the rim of the blind, then push the rail slightly downwards and backwards so that the spring clips in. To remove push the rail backwards whilst moving ist slightly downwards at the rear and the spring will release the rail Bracket can be face or top fitted to the wall, window frame, ceiling or lintel. Fitting screws are NOT included as the type of screw required will depend on the material you are fixing into Fitting brackets for venetian blinds, also known as blind fixings, metal, pvc, wood, holders, horizontal, slatted, wooden, fittings, venetain, venitian