The Tek Railgun is a high-tech, futuristic weapon with a sleek, elongated barrel and a robust, angular body made from advanced Tek materials. It features glowing blue energy channels running along its length, indicating its power source, and has a detailed, mechanical reload mechanism at the rear. The surface is smooth with a metallic sheen, accented by dark, carbon-fiber-like textures and intricate, glowing circuit patterns that pulse when charged.