4 Pack Adjustable Floor Jack House Leveling Post Pole Telescoping Jack- 8800 LBS, 12"-16" Range of Adjustment SAFE - The floor jacks are fully adjustable and come with a safety lock set screw to ensure security for added strength and safety. USE- To make adjustments to the height of the Mini Screw Jack, Just use a pipe wrench to turn the screw to the required height, and then tighten the positioning nut. SUPPORT - Perfect temporary or additional support for primary areas such as stairs, porches, decks, crawl spaces and heavy load areas. This service jack can also be used permanently as a secondary support. Durable-Built with high quality materials,Coated to prevent corrosion.Although the Mini Screw Jack is small in size, it is big in strength and durability. DESIGNED- All-in-one jack stand is easy to install All moving parts fit snugly to avoid lateral displacement.Temporarily secure a weak floor or screw jacks home leveling post floor jack. RANGE- 12"-16" Range of Adjustment Shipping We offer FREE shipping on all orders! We ship within Three business days of payment, usually sooner. We use a selection of shipping services such as UPS, FedEx, USPS etc. We only ship to the lower 48 states, no APO/FPO addresses or PO Boxes allowed. Local pickups and combined shipping options are not provided at this time. Return You can return a product for up to 30 days from the date you purchased it. Any product you return must be in the same condition you received it and in the original packaging. Please keep the receipt. Payment We accept payment by any of the following methods: PayPal Please pay as soon as possible after winning an sale, as that will allow us to post your item to you sooner! Feedback Customer satisfaction is very important to us. If you have any problem with your order, please contact us and we will do our best to make you satisfied. Contact Us If you have any queries, please contact us via. We usually respond within 24 hours on weekdays. Please visit our store to check out other items for sale! Thank you for shopping at our store.