TORK Distributors Brand compatible with 21" Sta-Rite System 3 S7S50, S7M120 Filter Tank O-Ring Rebuild Kit 24850-0008
Includes: 5, 23, 14, 15, 11, 12, as shown in diagram,
Quality replacement parts by TORK Distributors
This fits the 21" tank only, NOT the 25"
Quality TORK replacement parts