This one is made in Korea by Konova at the highest quality * This is our Brand new model. * The K5 slider dolly moves can make your shots so much more cinematic. * Here are some differences between the K3 and the K5 sliders: 1. Bigger bearings and shaft 2. chrome plated 3. Lose weight 4. Max load improved 5. Two bubble levels * This product ships from our warehouse in California (except items that are out of stock). Please allow 5 business days. Will ship within 2 business days of receiving cleared payment. If you are located in California, items are shipped domestically within 2 business days after payment is cleared.