The OPTG-120M ramp system is the strongest and most rigid ramp system on the market. It has been designed and manufactured by Antonov Airlines to load heavy and oversized pieces.
Advantages of the ramp system:
Lightweight and easily transportable;
Allows easy inspection during loading process;
Anchored to the floor after installation;
Track size is adjustable;
Lashing/anchoring points on both sides;
Winching points/joint points available;
In excess of 17 m (55 ft 9 in) clearance of the external part. Suitable for any type of container. Can be extended if necessary;
Fully adjustable: can be used simultaneously with standard platforms (0.236m [9.3 in] from the aircraft floor) and low platforms (0.141 m [5.5 in] from the aircraft floor).
The OPTG-120M ramp system is used in the transportation of heavy pieces on the AN-124-100/150M. It allows the loading and unloading of single cargo with a maximum weight of 120,000 kg (265,000lbs) and height of 4.10m (13 ft 5 in).