R172009 O-Ring For Pentair Model 300/320 Pool and Spa Chlorinator Lid (2/ Pack)

Replacement Model R172009 O-283
Fit Pentair Model 300 320 Chlorinator Lid
Two per pack R172009 O-Ring
Our R172009 o-ring is made of high-quality rubber and is resistant to chlorine, which means your filter can be sealed with a long-term effect
High Quality Long Lasting Replacement O-Ring, Easy to install and have no leaks

R172009 O-283 O-Ring For Pentair Model 300 320 Pool and Spa Chlorinator Lid