6TON Jack Stand 1.ISO9001:2000 System Guarantee 2.Package Size: ... For heavy duty truck 4.Safety ratchet design 6TON Jack Stand (1) Hold most cars and trucks safety for repair ... base for increased support.(3) Safety ratchet design assures stand remains locked under load.(4) Convenient handle and column ... W.9.0KG/PAIRPACKAGE SIZE275x245x425 mmQTY/20' FCL980PCS jack stand , car jack stand , jack support