Scotty 1.5in Ball Mount w/ Gear Head Post 0. 5 ball mount. The bigger ball design gives you a much greater clamping force for larger accessories while still having a smooth full range of motion. It is designed for use with Scotty Baitcaster Spinning and Fly Rod Holders. Base Mount Dimensions: 2 x 4. Mount Height Stands: 10 Tall. Specifications for Scotty 162 1.5in Ball Mount w/Gear Head Post: Manufacturer: Scotty Length: 10.5 in Width: 4 in Color: Black Weight: 1.05 lb Size: 1.5 in Features of Scotty 162 1.5" Ball Mount w/Gear Head Post & 241 Side Deck Mount The bigger ball design gives you a much greater clamping force for larger accessories while still having a smooth full range of motion Click and lock any Scotty post mount accessory into the Gear Head Designed for use with Scotty Baitcaster Spinning & Fly Rod Holders Dimensions:Base Mount Dimensions: 2 x 4 Mount Height Stands: 10 Tall Package Contents: Scotty 162 1.5" Ball Mount w/Gear Head Post & 241 Side Deck Mount Scotty 0162: 162 1.5in Ball Mount w/ Gear Head Post