DWV PVC Pipe Fitting, Double Wye, White, 1.5-In. Radiator Specialty The AP 500 S features

The AP 500 S features 40% more power output and 20% more capacity than the previous model and the best power-to-weight ratio in the STIHL AP System

And the star-shaped sprocket can be replaced several times before the whole bar is due for replacement

Professional Tap Advance trimmer heads feature an easy-to-reload spool that comes off with the cap

Protects against skin & eye irritation

Since the insulation is rated to handle only a certain level of heat

DWV PVC Pipe Fitting, Double Wye, White, 1.5-In. Radiator Specialty The AP 500 S features1 1 2" pvc dwv double wye, all hub, white, use to bring 2 branch lines into horizontal drain pipe.