b'Accessories and SparesMB SystemControls (Standard)SFP Surface mounted switch plateRSB Surface mounted rocker switch boxST5311 Rocker Switch Blind group control button as built-in version (rocker switch) Only available in black. diam.: 25x31.5x29.1 mm (WxHxD)ST5255 Key operated switch - stainless steelHCP Switch Antiligature Push Switch - stainless steel12'