Wide Compatibility: Custom-sized to fit 16oz Hot Shots EDT diesel additive NEW and Old and Round squeeze bottles, ideal for Powerstroke, Cummins, Duramax engines and more. Ultra-Strong Magnetism: Adopts high-intensity magnetic mounting to firmly attach to metal surfaces (truck beds, toolboxes), preventing bottles from tipping or sliding even on rough roads. Durable ABS Build: Made of weather-resistant, impact-proof ABS material, withstanding extreme temperatures, UV rays and harsh environments for long-term use without deformation. Hassle-Free Installation: Magnetic setup allows instant attachment and easy position adjustment; no drilling, tools or vehicle damage required, blending practicality with aesthetics. Clutter & Spill Prevention: Solves the problem of small bottles rolling around, keeps storage areas neat, and avoids diesel leaks to maintain a clean space. Wide Compatibility: Custom-sized to fit 16oz Hot Shots EDT diesel additive NEW and Old and Round squeeze bottles, ideal for Powerstroke, Cummins, Duramax engines and more.