QuartzGrip® 18 mm Solid Top/ Solid Bottom - Black - 2440 x 1220 mm, QuartzGrip® 18 mm Solid Top/ Solid Bottom - Grey - 2440 x 1220 mm, QuartzGrip® 46 mm Solid Top/ Solid Bottom - Grey - 2007 x 1007 mm, QuartzGrip® 46 mm Solid Top/ Solid Bottom - Grey - 3007 x 1007mm