Lace-thru lead block perfectly designed for ease of use and extreme durability. Finished in a scratch resistant polymer coating which will withstand the harshest of the most demanding environments. Quickly attached to all standard Divers 2 Inch/50mm webbing weight belts, simply maintained in position using 3 Bar Buckle type Weight Retainers. Curved to suit your body curvature and add increased levels of comfort when worn. All Corners and Edges are rounded off to reduce drag and minimise interference with other equipment. Yellow Colour, Weighs 10 lbs/ 4.54 Kgs.