Fulcrum Anti-Rattle Lock Nut - Each state_South Dakota and is designed to warn

and is designed to warn patrons to not allow children under age 16 to use the pool or spa unattended and provides pool hours of operation

The instructions are in English

and is designed to warn patrons that a lifeguard is not present so parents must watch their children

This is a Schedule 80 Blind Flange for 8 inch pipe

It's the perfect leaf skimmer for aboveground pools and small residential inground pools

Fulcrum Anti-Rattle Lock Nut - Each state_South Dakota and is designed to warnThe Duraflex Anti Rattle Lock Nut is 3 8 inch and made of aluminum. This item is sold individually. It is also included in SF 528. Two are required per Roller Block. NOTE: Duraflex boards, stands and parts are NOT for residential use. Duraflex will not sell any boards, stands or parts to residential customers as residential pools are not designed to meet FINA (International Swimming Federation) guidelines.