12mm Rubber Stopper Seal Plug For Cable Gland Holes Black 18x15.5mm Insert Stopper 5 Pack Durable Rubber Plug For DIY Projects Tubing Enclosures And Tight 12mm Hole Sealing

12mm Rubber Stopper Seal Plug for Cable Gland Holes, 5-Pack
✔️ Fits 12mm holes (18x15.5mm); durable rubber, high elasticity

These rubber stoppers seal 12mm cable gland holes to protect enclosures from water, dust, and corrosion. Ideal for DIY projects, tubing runs, and electrical housings.

✅ Size: Hole dia 12mm (0.47 in); overall 18 x 15.5mm (0.71 x 0.61 in) SPR-120
✅ Material: Rubber, resists deformation, moderate hardness, meets standards
✅ Features: High elasticity, good insulation and sealing; high temperature and chemical resistance
✅ Application: Insert into single or multiple hole cable glands to seal water ingress; great accessory
✅ Package: 5 PCS x Rubber Stopper
✅ Color: Dark Grey

💡 What is a rubber stopper plug used for in cable glands and DIY projects?

This handy plug seals holes to keep moisture out and protect equipment.

- Seals 12mm gland holes and larger for waterproofing - Handy for DIY enclosures, tubing runs, and weatherproof housings - Made from durable rubber with heat and chemical resistance