Grasping this symbols on your rubber is vital for responsible handling. These small designations provide vital information about the maximum weight those can support under certain situations. https://www.dlhonline.co.uk/by-brand/tractel/tractel-load-indicators-and-load-limiters?srsltid=AfmBOord-rqxJA2RybWh6BCYufwJelE4yf1AmW6c5carnz7p1_lnbhnu