The JB006, M20 IP66 Black Cable Glands from Knightsbridge are ideal for items with 20mm knockouts for uses both indoor and outdoor. Robustly constructed, these glands hold an IP66 rating, making them suitable for outdoor use, as they are protected from jets of water and dust. Main Features: IP65 Cable Gland for indoor and outdoor use Ideal for use with 20mm Knockouts Robust hard plastic design Suitable for cables between 6-12mm One gland per pack Technical Specification: Dimensions: 27mm dia. x 40mm long Suitable Cable diameter range: 6-12mm Ideal for use with 1.5mm 3 Core Black Flexible Cable or with the Wiska 308/5 Box in Black.