Features: Upgrades your PC cooling system with these high strength carbon steel cage screws featuring corrosive resistant for secure installations. These screws effortlessly penetrate multiple layers of radiators and fan, ensuring universal compatibility and simplifies assembly. Ideal for PC builders, DIY enthusiasts, and technicians reliabled mounting hardware for customize cooling setups or workstations upgrades. Perfect for securing liquid cooling radiators, case fan, or aftermarket heatsinks in gaming PC, servers, or high performances computer rigs requiring stable heat management. Engineered for durability, these screws maintain structural integrity under vibration and heat stress, making them essential for optimizing airflows. Specifications: Item：Brake Cage Bolt Screw Material: Carbon Steel Length: about 42mm/1.65in 50mm/1.97in 60mm/2.36in Quantity： 4PCS Package Includes: 4PCS Brake Cage Bolts note: There might be a bit color distortions due to different computer resolution There might be size errors due to different computer resolution