Trucks and heavy equipment Heavy Equipment The curtain trailer from Al Jazeera Heavy Transport offers you: A scratch and damage-resistant exterior surface with a durable fabric curtain. A 12-ton triple suspension system and aluminum rear doors for guaranteed durability. A high-strength steel structure with excellent welding for lasting performance. A WABCO ABS anti-lock braking system to enhance safety. Four sliding columns on each side for easy loading and unloading.