Off-highway vehicles equipment are meant to help said vehicles to function and operate in tough conditions. Generally, off-highway stuff usually involves flattening private or public land in preparation for construction, mining, foresting, and industry among other things. For such things, you need to uphold a high standard and make sure they can handle essentially any type of weather so that nothing breaks down under extreme conditions. The equipment for off-highway vehicles doesn't only need to withstand weather though, but also vibrations and debris so they can keep functioning day after day with without breaking down. There are usually strict deadlines that needs to be followed when working with construction and mining needs to keep a high level of safety. It's simply not worth being cheap and it's best to just make sure that what you get is of good quality.
Manufacturers for equipment
The equipment for off-highway vehicles are made by manufacturers such as Industrilås who focuses on making equipment and access solutions for industrial stuff. They make plenty of things outside the equipment, ranging from handles and latching systems to hinges and profiles. And not just for vehicles but for IT and telecom, power generation and distribution, food industry, trains, and HVAC. There are various reasons for all these things, but all are centred around safety, security and making sure that things can keep running without stop nor pause. Naturally this means everything they do is made of good quality materials and with optimal designs.