Description: 【Protective Function】: These cable railing protectors sleeves are suitable for 1/8", 5/32", and 3/16" stainless steel wire rope cables. The protective covers can be used on metal posts to cover holes, preventing any moisture from entering the metal post. The cable railing rubber gaskets eliminate direct contact between different metals, minimizing electrolysis and preventing the cable from wearing into the metal/composite post. 【Premium Material】: Made of rubber material, these able Railing Grommets are designed to withstand wear and tear, ensuring long term use. 【Package Includes】: Each order comes with a pack of 30 rubber grommets, providing you with enough quantity for your installation or replacement needs. 【Easy to Install】: These Cable Railing Protective Sleeves are easy to install on your cable railings without requiring any special tools or professional help, making them an ideal choice for both DIY enthusiasts and professionals alike. 【Versatile Use】: Metal Cable Railing Posts cable grommets are ideal for various applications such as cable railings, fences, decks, stainless steel posts, steel posts, aluminum posts, level holes, 90degree vertical holes, and angle holes more. They offer an effective solution to protect your cables from potential harm. Specification: Material: Rubber Color: Black Size Chart: 1.67cmx0.52cm/0.66inchx0.20inch Package Includes: 30 Cable Railing Grommets Note: Please allow slightly errors due to manual measurement and different monitors.