![Davis J-Base f/WindTrak 10.Sport f/Side, Top or Front of Mast Mounting [3125]](https://cdn11.bigcommerce.com/s-x8azg3biyt/images/stencil/1280x1280/products/283699/893871/68811XL__01049.1700624602.jpg?c=1 "Davis J-Base f/WindTrak 10.Sport f/Side, Top or Front of Mast Mounting [3125]")
![Davis J-Base f/WindTrak 10.Sport f/Side, Top or Front of Mast Mounting [3125]](https://cdn11.bigcommerce.com/s-x8azg3biyt/images/stencil/770x770/products/283699/893871/68811XL__01049.1700624602.jpg?c=1 "Davis J-Base f/WindTrak 10.Sport f/Side, Top or Front of Mast Mounting [3125]")
Description
J-Base for WindTrak 10.Sport for Side, Top or Front of Mast Mounting
Allows for side, top, or front mounting on most masts, on big boats or dinghies alike. Standard with the WindTrak 10.Sport, J-Base™ can be ordered as an option for WindTrak 15.
Standard with the WindTrak 10.Sport, J-Base™ can be ordered as an option for WindTrak 15. Allows for side, top, or front mounting on most masts, on big boats or dinghies alike. J-Base is made of glass filled polycarbonate, 2″ (5 cm) long. Includes stainless steel set screw and (2) #10 self-tapping screws. Reduces overall weight by 15 grams when substituted for standard mounting base on WindTrak 15.
![Davis Universal Masthead Mount f/WindTrak 10.Sport WindTrak 15 [1705]](https://cdn11.bigcommerce.com/s-x8azg3biyt/images/stencil/390x500/products/240538/792891/45966XL__46311.1700452380.jpg?c=1 "Davis Universal Masthead Mount f/WindTrak 10.Sport WindTrak 15 [1705]")
![Davis J-Base f/WindTrak 15 [3155]](https://cdn11.bigcommerce.com/s-x8azg3biyt/images/stencil/390x500/products/240537/792890/45967XL__31466.1700452380.jpg?c=1 "Davis J-Base f/WindTrak 15 [3155]")
![Davis Spare Vane f/WindTrak 10.Sport [3101]](https://cdn11.bigcommerce.com/s-x8azg3biyt/images/stencil/390x500/products/240542/792895/45962XL__30213.1700452383.jpg?c=1 "Davis Spare Vane f/WindTrak 10.Sport [3101]")
![Davis WindTrak 10 Sport Wind Vane [3120]](https://cdn11.bigcommerce.com/s-x8azg3biyt/images/stencil/390x500/products/240543/792896/45961XL__42561.1700452384.jpg?c=1 "Davis WindTrak 10 Sport Wind Vane [3120]")
![Davis Spare Vane f/WindTrak 15 [3151]](https://cdn11.bigcommerce.com/s-x8azg3biyt/images/stencil/390x500/products/240540/792893/45964XL__05746.1700452382.jpg?c=1 "Davis Spare Vane f/WindTrak 15 [3151]")
