Foam Lance connector adapter fitting for karcher k series from K1 - K7 all K 100% Brand New & High Quality Colorless stands for Plastic Adapter with Brass Thread, Black Color stands for Plastic Adapter with Plastic Thread. As you can see from the photo when you make the selection.Brass thread and Plastic thread are same size and same quality, they are just made in different material, so you can select either plastic or brass one.Foam Lance connector adapter for karcher k series pressure washer compatible snow foam lance The Karcher K Series adapter are all made in plastic, not brass. the brass version means the plastic adapter with brass thread inside, the plastic version means the plastic adapter is with plastic thread inside.so the key difference is the thread part material, not the adapter itself. THE BRAND NEW K series adapter is with a connection bar built in, so you don't need to buy extra connection bar.and the two bolts on the connection bar.and we offer two free bolts to help you tighten the adapter with foam lance body in a certain direction that you want.​Photos of Details: If any damage during shipping when you receive the package, please feel free to contact us and better to send us the photo of damaged item, so we can check what happened and make the best solution for you. Shipping Information 1. We only ship to the confirmed address provided by PayPal. Before you pay, please make sure your address in PayPal matches the address you would like us to ship to.2. Import duties, taxes and charges are NOT included in the item price or shipping charges. These charges are the buyer's responsibility.3. The items will be ship out soon when received a verified payment (Max. 3 business days).4. This item is usually shipped from US warehouse or Asia warehouse.5. Ship worldwide, usually need 30–50 business days (to the US about 12-24business days).6. We try our best to provide you the most reliable, affordable way of shipping service. But sometimes international delivery is highly depended on the local custom and post service. If you do not receive your item on time, please contact us immediately for further assistant. We will responsible for any damage or losses incurred in the shipping process. Return & Refund Policy 1. If you are not satisfied with the item for any reason, please contact us within 5 BUSINESS DAYS after receiving the item.So we can arrange something for you such as a refund or exchange, subject to availability, after we receive the item back in good and unused condition.2. Return shipping cost is your responsibility. We reserve the right to 'NOT refund' if you leave a negative feedback BEFORE contacting us.3. If you are satisfied with our products and services, please leave your good comment in detail rating of your order. Your recognition will make us more confident to develop business and serve you better.Customers' satisfaction is the most important thing for us. Any problems could be solved through communication. Thanks For Taking Your Time and Have A Great Day!