Slip Disks Are Included With The Scotty 140 Kayak/Sup Transducer Mounting Arm Scotty #140 Transducer Arm Mount has been designed for kayak anglers needing an easy way to install transducers for transport. This Kayak/SUP Transducer Mounting Arm is made of high strength composite material that will offer you years of service without any corrosion problems. Also included is the Slip Discs that offer micro adjustments when needed. The Scotty Transducer Arm Mount telescopes from a compact 11.5 in. to 18 in. when fully extended and swivels 360 degrees. Scotty manufactures products that are sold into the fishing, marine, and outdoor industries worldwide. We have all the gear from Pot Pullers, manual and electric Downriggers, Rod Holders, Oar Locks, Fishfinder, Rod, and Float Tube Mounts, to Safety Equipment for your boat, kayak, and stand up paddle board. When it comes to on the water safety, Scotty has got you covered! Scotty safety equipment ranges from Rescue Throw Bags, Whistles, Flashlights, and Sea-Lights. We have total commitment to quality, and unmatched service. That means our customers everywhere can expect reliability and satisfaction from every product that carries the Scotty name. With Scotty you will find the right Downrigger, Mounting System and Accessories to suit your fishing, boating, kayaking and stand up paddle board needs. Product Features Designed for kayak and SUP anglers needing an easy way to install transducers for Transport Includes 415 slip disc that offers micro adjustments when needed Swivels 360 degrees The Package Weight Of The Product Is 3 Pounds Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!