Speck Pumps Lid Knob [21-80 BS w/Bolt] (2920992501) aquasun Useful when the original knob

Useful when the original knob is cracked or missing

or no longer generates at the level the system needs

This replacement is especially useful when the original extension is cracked

or too worn to trust during rebuild work

and this OEM Jacuzzi and Carvin basket is designed for compatible Sandstorm TM31 series filter applications where the original basket has cracked

Speck Pumps Lid Knob [21-80 BS w/Bolt] (2920992501) aquasun Useful when the original knobThe Speck Pumps Lid Knob [21 80 BS w Bolt] is a replacement pump component for compatible Speck pump systems. This OEM style replacement part is intended for service professionals and pool or spa owners who need a dependable repair part for circulation equipment. Keeping pump body, lid, casing, and mounting components in good condition helps protect circulation performance and makes future service easier. Before ordering, compare the part number