Eagle 1647d 4 drum in-line spill containment platform - yellow with drain eagle's 4 drum in-line spill containment platform is constructed of yellow high density polyethylene (hdpe) for excellent durability and chemical resistance. features a sump capacity of 60.5 gallons, measures only 6.5" high and has black hdpe flat top grating which removes easily for cleaning. includes a æ" npt drain plug. platforms can be easily connected with built-in u channels. compatible with the eagle poly pallet ramp (model 1689 in yellow and 1689b in black) for easier loading and unloading.