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.
| Brand | Davis Instruments |
| _Description | J-Base for WindTrak 15 |
| Shipping Details | |
| Weight: | 0.75 lb |
| Length: | 3.5 in |
| Height: | 0.75 in |
| Width: | 2.0 in |