Auger Screws (2)Products Replacement auger screws to secure Cartell sensor pucks in the ground. Related Add-ons Dual Purpose Wireless System CW-SYS $464.00 Add to cart Sounder CW-SOU $202.00 Add to cart CR123A Batteries (2) CW-BBC $17.00 Add to cart CW-BOX Sensor Cover $71.00 Add to cart