100 Pack Cable Railing Rubber Grommets – Protective Sleeves for 1/8", 5/32", 3/16" Wire Cables
Upgrade your cable railing system with these premium rubber grommets, designed to fit 1/8", 5/32", and 3/16" cables. Whether you're installing a new deck railing, stair railing, or balcony fence, these protective sleeves provide a clean, professional finish while preventing metal-on-metal wear.
These cable railing grommets accommodate the most common cable diameters:
1/8" (3.2mm) – Standard for most residential cable railing systems
5/32" (4mm) – Ideal for heavier-duty indoor/outdoor installations
3/16" (4.8mm) – Suitable for commercial or high-tension applications
Flexible Installation Options
Pre-Installation -- Slide grommets onto cables before threading through posts
Retrofit -- Already installed your cables? No problem! These 3/16" protective sleeves can be cut open and wrapped around existing cables for easy post-installation protection
Universal Fit -- Compatible with all standard metal cable railing posts (steel, aluminum, stainless steel)
Protect and Beautify Your Cable Railing
Prevents Cable Wear -- Rubber sleeves eliminate friction between wire ropes and metal post holes, extending cable life
Hides Imperfections -- Covers rough-edged drill holes and gaps for a seamless, finished appearance
Reduces Noise -- Dampens vibration and jiggling sounds caused by wind or movement
Weather-Resistant -- Durable rubber compound withstands UV exposure, rain, and temperature extremes
Technical Specifications
Material: High-quality UV-stabilized rubber
Color: Matte black (blends with most metal posts)
Inner Diameter Options: 1/8" (3.2mm), 5/32" (4mm), 3/16" (4.8mm)
Outer Diameter: 3/8" (9.5mm) – Fits standard 3/8" to 1/2" post holes
Package Includes
100x Cable Railing Rubber Grommets (Assorted sizes as selected)