Please contact us for the best price and delivery time of Beckhoff C9900-K639,-K641...K647 USB-Extended cable, shielded, PUR, 4 x 2 x AWG26/7, fixed installation, green, Cat5. We will submit your offer to you as soon as possible. You can contact us within the C9900-K639,-K641...K647 coded product or any product belonging to the Beckhoff brand.