uperb quality, British made tredda plates designed to be used under a scaffolding base plate to protects pavements & driveways and also act as a hi-vis trip preventative for workers and the public. Safe Working Load 8 Tonnes - Avoid cheap imported plates made from a lower grade of plastic. Re-usable take to job to job! External Size: 220mm x 220mm Internal Base Plate Size: 165mm x 165mm, Manufacturer: Austin Commerce