Skimmer Cup O-Ring Bayonet Version 1

$5.00

This O-ring goes to the original version of the Euro Reef Skimmer collection cup neck. The one you will receive (on the left of the picture) is a Redish Orange color and the inner diameter of the o-ring is about 3 5/8" with an other diameter of 3 7/8". It is 3.4mm thick. 

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