AlienA(R) Rail Panels - Ridged cross-cut texture VZ Inter-Lok Rail Panels are interlocking grip panels for your favorite rail platform. They are precision machined from our proprietary textures and G-10 colors. The 3-Slot and 1.5-Slot panels interlock to create a seamless grip. This allows you to build a textured heat guard since G10 has excellent thermal insulation properties. Weight: 8g / 0.3oz Thickness: 4.6mm / 0.184 in Width: 15.35mm / 0.6 in Length: 62mm / 2.438 in Uses 1.5 M-LOK slots