This square tube sliding sleeve is an ideal accessory for fitness equipment, providing a protective layer for tubing while enhancing its functionality. Its innovative design allows effortless sliding and reduces wear, making it suitable for both new installations and replacements. Perfect for maintaining workout machines in optimal condition. Features Thickness: 1.5-2mm -Color:Black -Material:PP, PA -Size:5.90X5.90X4.30cm/2.32X2.32X1.69in -Loadbearing support: hollow gear tubing sleeve optimizes weight distribution, enhancing the durability and stability of fitness equipment under heavy use -Flexible application: this training gear tubing sleeve is designed to fit multiple square tube specifications, allowing compatibility with a wide range of exercise machines -Frictionless operation: the hollow tube bushing insert is precision engineered for smooth sliding, reducing wear and noise for enjoyable and efficient workout experience -Extended durability: constructed from high strength materials to resist damage, providing longterm reliability in highintensity training settings -Enhanced stability: inner sleeve design allows a snug fit, preventing movement or loosening during rigorous exercise sessions Package list: 4 x fitness gear tubing sleeves