Check the listing for details. 14130 Cover Seal O-Ring for Marineland Magnum 200, 220, 330, 350 Filter (2 Pack). Condition: New. Listed at 9.99 USD. Captain O-Ring – Replacement 14130 Cover Seal Oring for Marineland Magnum 200, 220, 330, 350 Canister Filter (2 Pack) Product Features: O-Ring Part Number: #14130 Compatible with Marineland Magnum 200, 220, 330, and 350 Canister Filters. Used as the cover seal o-ring in these models. Package contains two (2) o-rings (also called gaskets or seals). Replace your old, worn, leaking o-ring, and have one on hand as a spare with this handy 2-pack. Approximate O-Ring Dimensions: 5.6” Inside Diameter (slightly over 5-1/2), 5.9” Outside diameter (about 5-7/8”), and 0.14” Thickness (just over 1/8”). Manufactured and warrantied by Captain O-Ring LLC. Proudly assembled in the USA! Replace your old, worn, leaking o-ring and get your canister filter back in working order with Captain O-Ring’s replacement #14130 o-ring. Compatible with Marineland Magnum 200, 220, 330, and 350 canister filters. The 14130 o-ring is used as the cover seal o-ring in these models. Approximate O-Ring Dimensions: 5.6” Inside Diameter (slightly over 5-1/2), 5.9” Outside diameter (about 5-7/8”), and 0.14” Thickness (just over 1/8”). Approximate O-Ring Dimensions: 5.6” Inside Diameter (slightly over 5-1/2), 5.9” Outside diameter (about 5-7/8”), and 0.14” Thickness (just over 1/8”). Manufactured and warrantied by Captain O-Ring LLC. Proudly assembled in the USA!