tonda jack stands, double locking pins, 2 ton capacity, 1 pair tonda <b>product parameters:</b><br> rated capacity: 2 ton (4000 lbs)<br> lift range: 10.7-17 inches <br> oversized foot base: 7.68” by 7.68”<br><br> <b>self-locking design:</b><br> self-locking ratchet for ease of use means no locking key is necessary; <br> when the handle is up, ratchet can be adjusted to any height freely. and when it down, ratchet will be locked automatically.<br><br> <b>warranty:</b><br> meets ansi/asme pald 2014 standards;<br> 1 year manufacturer warranty; <br> if there are any problems with our products, please feel free to contact us.<br><br> <b>precautions</b><br> 1. please use jack stands on the ground as flat as possible.<br> 2. please use the jack to lift the car before use.<br> 3. adjust the jack stands to the appropriate position according to the lift height, then you can remove the jack.<br> 4. after finish repairing the vehicle, please lift the jack to the same height, then remove the jack stands and finally lower the jack and remove it.<br><br> <b>company profile:</b><br><br> tonda machinery co., ltd. is committed to the development and production of jacks and hydraulic tools. we mainly produce bottle jack series, floor jack series as well as workshop crane. <br><br> the company is certified by iso9001:2008. this product has eu gs/ce certification, and meets us ansi/asme2009 standards, as well as australia as/nzs 2693:2007 standard.<br><br> tonda machinery co., ltd. has a long history and enjoys high reputation in the industry. we always adhere to the concept of quality first and honesty first, no matter in the past or in the future. <br><br> we take the responsibility of creating a world-class manufacturing enterprise as our own goal, to make our products meet the international advanced standards in technology and manufacturing capabilities, aiming to be the best manufacturer, and to offer the best service for customers all over the world.