In addiction to the basic advantages of the tandem trailer T683, the walls of this one are made of special durable waterproof plywood, embedded in special aluminium profiles, which are also used to embed the rubber seals ton ensure the highest degree of integrity.
Used on the trailer PRONAR T683U replaceable micro-rubber seals, fixed on the upper, side and the back frame, makes it ideal for the transport of the bulk products of small grain size, such as for example rape.
PRONAR T663 / 4 Trailer was created as enhanced version of the T663 / 1. We have improved maneuvering characteristics of the trailer as well as its stability
PRONAR trailer T663/3 is a modern trailer type characterized by: three way tipping system, central locking system , durable walls and a unloading window in the tailgate.