Doorking Hub Steel Kit DKS 1601 360 BOLED102 Hardware needed to replace the Cartell free exit Hardware needed to replace the chain drive gears The increased light gathering ability of their large objective lens translates into greater detail and image clarity which is especially useful in low light conditions and at night If you are seeking to elevate your residential or commercial gate system's capabilities while ensuring the utmost convenience and security The Doorking 1601 360 Hub Kit is a cutting edge access control solution designed to enhance the functionality and security of the Doorking 1601 and 1602 series of gate operators