JACK STANDS About this item Durable Welded Frame. The car jack stands are meticulously crafted from durable mild steel, featuring a complete welded frame design that ensures optimal strength and seamless performance. The red powder coating provides effective rust prevention, while the paint is expertly applied with an even and glossy finish. Safety Top Surface: Our heavy-duty jack stands offer perfect load support with a large concave top saddle, relieving tire pressure and providing a safe working space for vehicle repairs. Adjustable Sawtooth Design: Our floor jack stand features a multi-position ratchet bar made of ductile iron, designed with a sawtooth style for precise adjustment and secure engagement. The hand self-locking mechanism ensures solid load support and guarantees your safety. Stable Base and After-sales: Our jack stand features a wide pyramid foot base for enhanced strength and stability, offering a sturdy build without excessive weight.