slbrillreSuitable for round pipes with diameter less than 17mm/0.7in, 150kg/330.7lb(approx.) of load capacity. Made of high quality 45# steel, high strength and anti-corrosion, not easy to deform and damage. Applicable for moving door, wire rope guide wheel, tower crane accessories, widely used in various lifting equipment. U-groove wheel slides more evenly, easy and convenient for installation and perfect adjustment. Suitable for sliding doors, driveway doors, dog doors, wide applications and a practical replacement accessory. Description of the product Feature: 1. Suitable for round pipes with a diameter of less than 17mm / 0.7in, 150kg / 330.7lb (approx.) of the load capacity. 2. Suitable for sliding doors, entrance doors, dog doors, widely used and practical replacement accessories. 3. Applicable for moving door, wire rope guide wheel, tower crane accessories, widely used in various lifting equipment. 4. U-groove wheel slides more smoothly, easy and convenient for installation and perfect adjustment. 5. Made of high quality 45# steel, high strength and anti-corrosion, not easy to deform and damage. Specification: Item Type: Groove Wheel Material: 45# Steel Load-bearing: 150kg / 330.7lb (Approx.) Bracket Thickness: Approx. 2.5mm / 0.1in Application Range: Movable door, wire rope guide wheel, tower crane accessories, widely used in various lifting equipment Package List: 1 x LG-STs Groove Wheel