Replacement O-Rings For Micro Housing 10ct. – Shatkin F.I.R.S.T.®
Amazon.com : APPLIAFIT Tank O-Ring Compatible with Hayward DEX2400K for Micro-Clear DE, Pro-Grid DE, Super Star Clear and SwimClear Filters (1-Pack) : Patio, Lawn & Garden
Smart Parts Max Flo Micro Regulator O-ring Kit [smart_maxmic] - $5.95 : Orings-Online, Your only source for O-rings!
Amazon.com : FLOW/PURWATT REPL O-RING F/MICRO-BIO F OR-4 : Pet Supplies
O-Ring Black Rings #2 Micro (12-Pack) - Preat Corporation
Micro Miniature O-Rings - KEF America | Precision micro o-rings
Amazon.com : APPLIAFIT Tank O-Ring Compatible with Hayward DEX2400K for Micro-Clear DE, Pro-Grid DE, Super Star Clear and SwimClear Filters (2-Pack) : Patio, Lawn & Garden