The Heavy-Duty Chair Swivel Plate Comes In Two Packs And Is Suitable For Product Details 2 Pack 7 In Boat Seat Swivel Mount 360 Degree Replacement Bar Boat Stool Swivel Base Mount Plate Specifications: ?360 Degree Boat Seat Swivel Plate?This flat swivel plate is full ball bearings and no need a plastic race to keep the ball bearings separated apart from each other. This means better at distributing weight and a longer lasting smoother running swivel. ?Heavy Duty Bar Stool Swivel Plate?The swivel plates are made of solid steel, strong, sturdy, and reliable. The seat swivel surface adopts high quality thick black coated steel material, which has good performance in maximum strength and resistance to corrosion. ?Bar Stool Swivel Replacement Size Package?2 Pack 7" replacement bar stool swivel, 1 " high, steel plate thickness 1/10". The opening slotted holes for universal fit, mounting directly to most boat seats and pedestals. ?Smooth Rotation Low Noise?Replace worn-out seat swivels with this black powder-coated steel ball bearing swivel. The seat swivel is designed with full beads to provide you better using experience. Rotation is smooth, mute and stable. ?Boat Seat Swivel Mount Plate Application?Boat seat swivel base can be used on many stools, bar stools and boat seat. The swivel plates also widely adapted for use as a furniture swivel base, such as chairs, desk, swivel, rocker, recliner chair, custom rotating table, kayak seat, Murphy bed, swivel stand, toy backhoe seat, table top and computer and office accessories. Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.