It has been pre-designed and engineered in two types of heavy and semi-heavy.
The heavy type for spans where the distance between two rails is more than 4 meters or areas with heavy snow and strong winds.
Semi-heavy type is designed for ordinary spans from 2.5 to 4.5 meters. The
The cover cap of this aluminum profile which is compressively designed at the bottom of the profile section , has 3 special features.
*No need for plastic parts at the beginning and end to connect to the wheel which prevents decay by sun
Cover wheel bolt nut*
No need to cut part of the middle profile body to install linear light bulbs*