Operating head with bezel Ø 29 mm, plastic with metallic finish - black handle

"This Harmony K1, K2 range is a cam switch operating head." "It is part of the range Harmony K diameter 16-22mm rotary cam switches." "It is supplied with metallic legend (for engraving by user)." "It is impact resistant, dust resistant, water resistant and vibration resistant thanks to its IP65." "It weighs 42g." "It is compatible with 12A and 20A by 22mm front mounting bodies."