Usage Tips:Universal Fitment Ensured: These versatile clamps are perfectly designed to fit both tri-fold and quad-fold hard or soft truck bed covers. They provide a universal solution to your truck bed cover needs and offer an efficient, secure fit for increased safety and stability even on rough roads or under extreme weather conditions. Constructed with Quality and Durability in Mind: Our replacement clamps are made from high-grade plastic and corrosion-resistant stainless-steel materials ensuring maximum hardness and toughness. These are smartly engineered to resist rust and retain their strength under high temperatures, thereby providing an impeccable, long-lasting performance. Effortless to Install and Remove: With a design focused on simplicity, these clamps can be easily fastened to your truck bed in no time. The installation process is straightforward and hassle-free, saving you time and effort. Plus, their secure grip ensures they'll stick by you, not loosening or slipping off easily while driving. Additional Safety Features for Secure Driving: The clamps act as a reliable locking mechanism to your bed cover remains firmly attached to your truck. They provide extra safety and stability even during heavy winds or heavy rain, so you can drive with peace of mind knowing that your cargo is safe and secure. The actual product may have slight color differences or differences, which does not affect use. Colour:Black Material:plastic Package Contents: 4 x tonneau cover clamps Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.