The JL Audio ETXv3 Enclosed Speaker System Fixture for Pipe Mounting â 2.000" provides a reliable and secure mounting solution for your JL Audio ETXv2 and ETXv3 enclosed speakers. Designed for use with 2.000-inch diameter pipe, this fixture ensures stability and durability in demanding environments such as marine or powersports applications.• Compatible with JL Audio ETXv2 and ETXv3 enclosed speaker models• Designed for 2.000" diameter pipe mounting• Rugged construction for long-lasting performance in outdoor conditions | JL Audio ETXv3 Enclosed Speaker System Fixture f/ Pipe Mounting 2.000