Inspection cap and inspection lid in various sizes and colours: inspection lid with bayonet closure. Outer diameter approx. 145 mm. Lights inner diameter: approx. 109 mm diameter opening min. 119 mm, bayonet clasp colour: white or black The picture shows black and white Processing Box contents: 1 x inspection cap colour selected as 1 piece Material: plastic inspection lid with bayonet clasp Diameter: approx. 170 mm. Lights inner diameter approx. Diameter: approx. 136 mm diameter opening min. 145 mm, bayonet clasp colour: white or black The picture shows black and white Processing Box contents: 1 x inspection lid colour selected as 1 piece Material: plastic inspection lid with bayonet cap Outer diameter approx. 205 mm, bayonet clasp colour: white or black. The picture shows black and white finish. Box contents: 1 x inspection lid. Colour selected as 1 piece. Material: plastic