180 x 120 x 40cm Galvanised 5 Tier Boltless Shelving Unit (175kg Load Weight Per Tier) 40 120 180 cm. Rating:0%. 2 Reviews. £51.99 £43.32 As low as £36.99. Cancel Update. Add to Cart. At G-Rack, we believe in offering quality products at affordable prices so that you can start organising your space, no matter the environment.