Sierra Black Textured Swivel Jack Deluxe The Swivel Jack Deluxe is constructed of a durable, black, comprised finish over zinc plated coating allowing extra protection. This Jack deluxe has passed the 400 hour salt water spray testing. It features a tough crank handle and a heavy duty 6 wheel that can resist drops up to 42. The black textured Swivel is created to fit tongues up to 3 x 5. It is ideal for hauling boats, snowmobiles, and smaller sports craft. It swiftly pivots into a horizontal pos