Thule 604 Ascent 1600 Rooftop Cargo Box (Black) Rooftop cargo box with 16 cubic feet of storage space Mounts directly to Thule rack systems, round bars, and most factory racks Convenient dual side-opening design for easy loading and unloading Heavy-duty lid and base; SecureLock system with One-Key locks Fits 6 to 8 pairs of skis or 3 to 4 snowboards; weighs 37 pounds Carries 16 cubic feet or up to 110 lbs of cargo per box QuickGrip mounting system Dual-Side access to stowed gear Mounts to all Thule Racks and most factory installed and aftermarket racks Holds 6-8 pairs of skis up to 186cm or 110 lbs 3-4 snowboards