Planet Aquariums Mega Matrix Black Framed 60.5 x 18.5" (117 and 137 Gallon) Lid Lid Style:ReeFlex Air Produced in three sections

Produced in three sections

Built for the Ultum Nature Systems (UNS) 120P Standard 78 Gallon

this measurement should INCLUDE the internal lip as your lid frame will rest on this lip

Built for the Pro Clear ProStar 230 Standard Overflow

Planet Aquariums Mega Matrix Black Framed 60.5 x 18.5" (117 and 137 Gallon) Lid Lid Style:ReeFlex Air Produced in three sectionsBuilt for the Planet Aquariums Mega Matrix Black Framed 60. 5 x 18. 5" (117 and 137 Gallon), this lid is cut from 3 8" optically clear polycarbonate and screened with 1 4" clear mesh to keep your livestock where they belong without cutting into your light. If you prefer black mesh or 1 8" clear mesh, you can select that when you configure your lid. Every ClearView lid is proudly Made in the USA. Made to order, built to last. Choose your lid style