Specification:
Compatibility：Comes with 1 3/4" long bolts which works for 95% of all jack stands, works best with post thickness between 7/8" - 1 1/4"
Note：The following models are Not compatible
Not compatible for Torin big red 3 ton and Torin black jack 3 ton
Not compatible for Daytona 3 ton Heavy duty jack stands
Not compatible for Pittsburgh 3 ton aluminum jack stands（MAY NEED A SLIGHT RELIEF (1/16") IN THE VERY CENTER TO KEEP IT FROM SLIGHTLY ROCKING ON CENTER BOLT）
Not compatible for Pittsburgh 3 ton steel jack stands
Not compatible for DuraLast 4 ton jack stands
Not compatible for Prolift 3 ton jack stands (you will need shorter 1 1/2" long bolt though)
Not compatible for Amazon Basics 3 ton jack stands (you will need longer 2" long bolts though)
Not compatible for Power Torque 2 ton jack stands and Craftsman 3 ton double locking
Not compatible for Evercraft 3 ton jack stands and TEQ 3 ton stands
Not compatible for KS Tools 3 T (160.0370) and Husky 3 ton jack stands
Not compatible for OCT 3 ton jack stands,Omega Lift (Model #32038) 3 ton jack stands and Safe guard (Model #63030) 3 ton jack stands

Package Includes:
2 x Jack Stand Adapter

Note:
1.Please check the description to confirm the compatibility before purchasing
2.Professional installation is recommended
3.We maintain high standards of excellence and strive for customer satisfaction
4.If you have any questions about quality, shipping or other problems, please contact me first