2 Probe Magnetic Holder - Slide Loc Heaters If you're not sure

If you're not sure

5" HMS track would be the correct choice

1x Roller Assembly

wet/dry filters

and 2 new G2 features: ReefATO+ and NanoMat-ready rear sumps

2 Probe Magnetic Holder - Slide Loc Heaters If you're not sureA first of it's kind probe mount can accommodate Apex, Hydros, GHL, Milwaukee, Pinpiont, BRS, & Inkbird temp probes. Holds up to 2 standard probes, & up to 2 dosing lines. The 2 Universal dosing lines holders are ideal for ATO (Auto Top Off) & AWC (Auto Water Change) lines. *Often best practice to avoid dosing most elements next to your probes. Firmly holds soft and rigid tubing without restricting flow from set screws. Can withstand water hammer