S.R. Smith Tread Insert [20" Elite SS Black] (6-301-R) sloanled and this Darlly cartridge is

and this Darlly cartridge is designed for compatible applications referencing FC-2780

Designed for 2-wire system 75 POL latest applications

A good body replacement helps restore the seat from the inside out instead of only improving the visible surface

A spring cartridge filter panel helps capture debris in a compatible robotic cleaner using a spring-supported panel format

cleaning performance and movement can suffer

S.R. Smith Tread Insert [20" Elite SS Black] (6-301-R) sloanled and this Darlly cartridge isS. R. Smith Tread Insert [20" Elite SS Black] is a replacement black tread insert for compatible 20 inch S. R. Smith Elite stainless steel ladder treads. It helps refresh the walking surface and can improve the finished appearance of pool ladder steps. Part 6 301 R is a useful service item when the existing insert is worn, loose, cracked, or missing. Confirm the Elite tread style and insert size before ordering. Replacement black tread insert For