M16 Round 365mm Long Heavy Duty U-Bolt Kit is design includes (4) U-bolts that are 16x89x365 MM. These U-bolts fit with a 10.5 Sterling axle. This kit is for 10.5 Sterling Axles springs that do not have a factory contact overload. If you're unsure, Click Here for more information. These U-bolts are designed to fit with a 5.5 inch block height. That is total block height. Regardless of how many blocks you have.
Vehicle Fitment: 1999-2010 Ford F250/F350 4WD
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WARNING: Cancer and Reproductive Harm
This product can expose you to chemicals including those known to the State of California to cause cancer and birth defects or other reproductive harm.
For more information, visit [www.p65warnings.ca.gov](https://www.p65warnings.ca.gov).