This 120-pack of stainless steel protector sleeves is designed for 1/8 in., 5/32 in., or 3/16 in. cable railings and is suitable for wood or composite posts, effectively preventing the cable from wearing into the wood. Made of T316 marine-grade stainless steel, it offers high tensile strength, anti-fatigue properties, and strong weather resistance, making it ideal for coastal environments. The cable railing system requires minimal maintenance, making it perfect for both indoor and outdoor applications, whether for residential or commercial projects. Each protector sleeve has an overall length of 0.8 in. a flange diameter of 0.48 in. and requires a hole diameter of 0.258 in. perfectly fitting 1/8 in., 5/32 in., or 3/16 in. cables. The sleeves are easy to install and provide a stylish, modern finish to any railing project. The package includes 120 stainless steel protector sleeves and a free drill bit.