I went to our warehouse to get the Hopkins trailer wire connector # H20046 to provide you the measurement you requested.
The outside diameter is 0.61 inches using a digital caliper.
A rubber grommet you should take a look at is the Optronics flush mount rubber grommet # A11GB. I went to our warehouse again to measure the inner and outer diameter. The inside diameter is 0.61 inches but can stretch to 0.74 inches. I think this would be perfect for what you are needing. The outside diameter... view full answer...
The 679-lb wet weight of your 2016 Yamaha Grizzly 450 ATV is well within the 1500-lb weight capacity for the Erickson ATV E-Track Tie-Down Kit # EM09160. But since you tow the ATV on rough back roads to get to your campsite destination you could always use a second kit for the other axle on the ATV. The Erickson kit is reasonably priced so adding a second one is a great cost-effective way to ensure your Grizzly reaches camp without any concerns from travel on rough back roads.
Not only... view full answer...