The Selecto Bypass Plug w/ O-Ring is a genuine Selecto replacement part. This item is for use with the Selecto SMF IC620 Filtration Systems, and comes with everything you need to assemble and install it.
Features:

• OEM Part Number: 300-741A
• O-ring opening is 2.5"
• Genuine Selecto replacement part
• For use with Selecto SMF IC620 Filtration Systems
• Assembly Includes: (1) O-ring, (1) Bypass Plug, (1) o-ring lubricant packet

California residents Prop 65 Warning

WARNING!

This product contains materials known to the State of California to cause cancer and birth defects or other reproductive harm. www.p65warnings.ca.gov