Our kayak carrier rack adopts heavy-duty iron steel materials and premium coating finish, sturdy, hard, tough, durable, not easy to rust and can bear max.220lbs-weight items (1pair). Coming with wide mounting mouth and well-equipped mounting hardware, it can be easily installed on or moved from most types of crossbars. Additionally, it comes with 2pcs 8ft-length tough tie down straps to fix and secure your kayak, canoe, paddle board, surf board, ski board, snow board, etc.