Tikscience 4 Pack Lock Cylinders Fit For Yakima Car Roof Rack System Components Product Features Compatible with: Lock core kit is fit for Yakima frame system, locking the appropriate accessories, and it is fit for you to store items such as roof boxes, bicycles, tents, snowboards, etc. Before purchasing, please confirm whether it is suitable for your rack lock core rack SKS Lock Cylinder System: Core lock kit uses SKS lock cylinder locking design, which is easy to install and suitable for any position on Yakima. All lock cylinders on the frame system can be unlocked and locked by an unlocking key High-Quality Material: Lock cylinders is made of zinc alloy material with corrosion resistance, high stability and wear resistance, which can prevent rusting during use and prolong the service life of the product Easy Installation: Package is equipped with installation instructions, which can help you complete the installation in a short time, saving time and effort Package Includes: 4 X Lock cylinders, 2 X unlocking keys and 1 X control keys. Safe and reliable. If you have any questions, please contact us in time and we will reply within 12 hours 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!