Anti Corrosion 2 Inch Square Tubing Caps Silicone Tube Caps Plastic Caps for Square Tubing. 3-Year Warranty Coverage: Comprehensive 3-year quality warranty with responsive solutions within 24 hours. Customizable Dimensions: Width 3mm-200mm, Height 5mm-200mm, Thickness 0.8mm-5mm, fully customizable. Customizable Colors: Available in Black, Red, White, Grey, Yellow, Green, Transparent, or custom colors. High Voltage & Anti-Corrosion: Features high voltage resistance, anti-corrosion, and excellent oil resistance. UL94V-0 Flame Retardant: Complies with UL94V0 flame retardant standard for enhanced safety. ISO & RoHS Certified: Holds ISO9001:2015, RoHS, REACH, and UL certifications. 24/7 Technical Support: Professional engineers available online or on-site for integrated support. OEM/ODM Services: Full customization available including logo design and tailored solutions.