Polished Concrete Manhole Covers Precast Concrete Desired Quantity - + Unit Available Colors Product Options 35 CM 48 CM 69 CM Features in -- Cover designed for30CM log40CM log60CM logInternal measurement (cm)354869Opening Size203242Thickness5.56.57.5Steel. IntElectric mesh d2.7 10x10Electric mesh d2.7 10x10Electric mesh d2.7 10x10Mix Design280 kg/cm2280 kg/cm2280 kg/cm2Weight15 kg23 kg67.5 kg Delivery and transportation I want transportation in the Dominican Republic I want transportation outside the Dominican Republic Choose your destination in the Dominican Republic Choose your destination in the Caribbean