50mm Single Ball Arm
![50mm Single Ball Arm](http://www.nauticam.com/cdn/shop/products/72301_50mm_730x.jpg?v=1562429259)
SKU # 72301
50mm aluminum arm with a YS style mount on one end and a standard 1" ball mount on the other allowing integration of YS mount accessories into a 1" standard ball mount light mounting system.
The Nauticam Light Mounting System features a complete array of industry standard 1" ball mount arms, clamps, floats and accessories for attaching a variety of lighting solutions to your housing.