Bobbin Holder Rings hold over 20 metal or plastic bobbins of most different sizes. Flexible plastic expands to receive the bobbin and promptly snuggles up around it threads won't tangle or unwind.
![Hawkeye DepthTrax In-Dash Digital Depth Temp Gauge - Transom Mount [DT2BX-TM]](https://www.artisanalring.shop/image/hawkeye-depthtrax-in-dash-digital-depth-temp-gauge-transom-mount-dt2bx-tm_EIODgS_300x.webp "Hawkeye DepthTrax In-Dash Digital Depth Temp Gauge - Transom Mount [DT2BX-TM]")