ShopHome / Fishfinders / RAM Transducer Arm Mount with 2.43 inch X 1.31 inch Diamond Base and compatible with all transducers that contain a 1/4 inch screw. RAM Transducer Arm Mount with 2.43 inch X 1.31 inch Diamond Base and compatible with all transducers that contain a 1/4 inch screw.$40.99 9 in stock RAM Transducer Arm Mount with 2.43 inch X 1.31 inch Diamond Base and compatible with all transducers that contain a 1/4 inch screw. quantity Add to cart SKU: B316-18-TRA1U Categories: Fishfinders, POD III Parts Description Additional information * Weight 1.5 lbs