This large Thule rack holds 4-6 pairs of skis depending on widths, 4 snowboards or a combination.Comes with locks and one key.Oversized push button release makes this rack easy to open, even while wearing gloves.Mounting cls fit Thule square bars only.Absolutely mint condition. FOR FACTORY CROSSBARS I have several sets of Thule C cl adapters for attaching this ski rack to various factory crossbars. Ill substitute a set for $15 extra $35 extra retail.