Heavy duty Laser cut marine 316 Stainless steel 3 1/4" California Lobster gauge. The holes will allow for installing on light mounts or directly attaching on smaller lights with a simple zip-tie.
Preferred by most CADFW wardens. Our gauge has been compared to many others in the market and it was the most accurate one from them all with the smallest deviation. Please always check CADFW website for Lobster regulations.