Compatible: Cable wiring kit is compatible with for star chain cables. The holes of the cable wiring kit can be installed perfectly. Please note that our products are not based on sponsorship, endorsement, or affiliated with the star chain. Clean and tidy: The cable wall cable ring can simplify the cable wiring, debris, seal the wall opening, protect the cable from the impact of edges, and effectively prevent cable sheath damage. Easy to install: The cable runs through the sleeve and is easy to install. Just drill a 2.54cm/1-inch hole , then disconnect the plug, wrap the cable ring around the cable, and pass through the holes to complete. Premium Material: The cable grommets are made of quality silicone with strong extensibility, durability and high sealing performance, sturdy and long-lasting to meet your needs. Multi-function: You get 2 cable rings. Our cable wiring kit is suitable for most low-voltage cables, making the cable clean and orderly. Colour:Black Material:Silica gel Package Contents: 2 * Cable Bushings Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.