Wiska
Wiska Pack of 10x GLP M20 Plus IP68 Gland Clamping 6.2-14mm (Black) Wiska 10100612
£5.90
https://www.bltdirect.com/ Go to shop Description
Coming in a pack of 10 black finish and one year warranty these Wiska water-proof cable glands are essential for securing your junction box from the outside elements.