Includes: 3 piece M-LOK Panels Materials: Industrial grade polymer Compatibility: M-LOK Weight: 0.7 oz/piece Length: 3.0 in Color: Black or Flat Dark Earth Warranty: Lifetime Polymer M-LOK covers for protection against heat and more tactile handling. Installs on M-LOK mounting platforms and includes all necessary M-LOK mounting hardware. Panels crafted from heat-resistant polymer materials with a textured surface for improved feel. Each package contains three panels. Available in 3 inch or 5 inch sizes, in black or flat dark earth. All Monstrum accessory products comes with a lifetime guarantee.