ESR BW25 Indoor Gland Pack for SWA Electrical World
Gland Kit CW Exterior 20mm Small (2pk) | Toolstation
Kit of 2 CW20s Cable Glands for SWA Armoured Cable (Suitable for Outdoor Use) Ideal for Use with Outdoor Sockets and Junction Boxes (M20s) : Amazon.co.uk: DIY & Tools