... storage,carrying and installation. Eco-friendly,Beautiful-apparence. Stable ,durable Trench Safety CoverSize (mm): 1400*800*50Weight(kg) :22Material : ... pcsColour :Green, Blue, Yellow (accept ordered)Character1, Standard color green (other color is available).2,Ramp design helps slowing down traffic ... is fitted with steel on the backside.6,Each Trench Cover has female and male linking bracket system in ...