The new version of ANSI Z359.1 introduced a major change to the requirements for connectors. The new edition of the standard requires the gates to be tested to 3600lbf (17kn). All three gate directions (gate face load, side load, and minor axis load) are tested.
This product can expose you to chemicals that are known to the State of California to cause cancer.
For information go to: www.p65warnings.ca.gov