Also see part #79101600Z
The Super-Pro O-170-9 is a Silicone Pool Light Lens Gasket. A gasket is a rubber piece used to create a seal between two surfaces. It is a genuine Super-Pro product.
Pentair-American 79101600 AmerLite O-ring
Price: $12.74
3/4" Normally Closed Solenoid Valve, 5 CV (120v)
Price: $266.77
1 1/2" FPT White Auto-Skim Skimmer Wide Track
Price: $298.20
8" White Sump Assembly with Tru Flo Drain Cover for Vinyl Pool
Price: $61.92
Light Niche Repair ring, Swimquip 6 in.
Price: $131.21
Lens Gasket 8-3/8 inch Pentair Amerlite
Price: $46.08
O-ring kit, Hayward Sealed beam lights
Price: $100.20
Light Lens Gasket, Hayward, Starlite II, High Temp
Price: $40.21