The ALM GH006 Sliding Door Wheel Kit is a replacement wheel assembly designed specifically for greenhouse sliding doors, offering a practical repair solution for worn or damaged door mechanisms. This universal kit is suitable for most greenhouses with sliding doors, providing the flexibility to re-drill and reposition wheels if your existing wheels are a different size. Each kit contains two 28mm nylon wheels fitted with steel bearings for smooth, reliable operation and long-lasting performance. The nylon construction resists weathering and corrosion, whilst the steel bearings ensure consistent rolling action even in demanding outdoor conditions. The kit includes all necessary fixings with aluminium bolts, nuts and washers provided for straightforward installation. This makes it an ideal solution for maintaining greenhouse accessibility, replacing damaged wheels, or upgrading worn components on existing greenhouse structures. Contains: 2 x 28mm Nylon Wheels With Steel Bearings 2 x Aluminium Bolts, Nuts and Washers Specifications: Part: Sliding Door Wheel Kit