The EK Replacement O-Ring - 105 x 1.5 is used on many EK products including

-EK-BAY SINGLE RES - Black Acetal
-EK-BAY SINGLE RES - White Acetal
-EK-BAY SINGLE RES CSQ - Black Acetal
-EK-BAY SINGLE RES CSQ - White Acetal
-EK-FB ASUS Crosshair 4 - Nickel
-EK-FB ASUS Crosshair 4 - Acetal + Nickel
-EK-FB KIT GA P67A (UD7) - Nickel
-EK-FB KIT GA P67A (UD7) - Ac. + Ni.
-Full listing below





Measurements:
Inner Diameter (I.D.): 105mm
Thickness (W):1.5mm