Capacity 600kg. Tubular steel frame with 100mm sq. mesh panels. Lockable doors with integrated bolt lock (padlock not inc. ). On 2 fixed and 2 braked swivel 200mm dia. thermoplastic rubber tyred castors. Optional beech finished shelves. For extra shelf https://www. slingsby. com/timber-shelves-base118852. html#715=3033&716=3034