Trailer jack is a standard accessory for every trailer factory and trailer repair shop. As a trailer parts supplier, we know that trailer jack is essential in safeguarding trailers.
It will assure appropriate stability and support for the trailers. Every customer who purchases trailer jacks always puts their concerns about the quality of the product.
Through years of purchasing, we have summarized a set of methods to judge the quality of the jack. Today we will share with you.
1. Check the weight rating
2. Examine the construction
3. Trailer jack straightness of shaft
4. Inspect the finish and welds
5. Test the operation