The M12 3mm - 6.5mm Cable Glands with Fibre Washer and Lock Nut from Zexum are ideal for Junction/Connection Boxes or other items with 20mm Knockouts. The IP68 Rating makes them ideal for both Indoor, Outdoor and Marine Use as they are protected from water below 1M deep. This Gland is ideal for use with Connection Boxes such as the Wiska 308/5 in Black, Wiska 308/5 in Grey, ESR E90 in Black or the ESR E90 in Grey. Main Features: Robust Hard Plastic Design comes complete with Fibre Washer and Locknut IP68 Rated (Dust Tight & Immersion beyond 1m) Suitable for cables between 3mm and 6.5mm in Diameter Technical Specification: Gland Type: M12 Gland Size: 3-6.5mm IP Rating: IP68 1 Year Guarantee Included