JL Audio M6 Series 6.5" Marine Coaxial Speakers w/White Luxe Grille - M6-650X-L-GwSw-Single [010-03912-00] Automotive/RV | Fresh Water Accessories They meet the ABYC H-41

They meet the ABYC H-41 standard for strength: "withstand a load of 400lbs in any direction

Duty Cycle: Continuous rating to 50 degrees C Derate linearly to 70% @ 80 degrees C

Suitable for wet layup

and slower-moving water

vent and transfer)

JL Audio M6 Series 6.5" Marine Coaxial Speakers w/White Luxe Grille - M6-650X-L-GwSw-Single [010-03912-00] Automotive/RV | Fresh Water Accessories They meet the ABYC H-41M6 Series 6. 5" Marine Coaxial Speakers with White Luxe Grille M6 650X L GwSw Single M6 Luxe speakers are purpose built to deliver top flight audio performance and durability in luxury marine installations. Each model is outfitted with a low profile mounting bezel with an integrated tweeter bridge and a fine mesh grille for minimal protrusion into cabin space. The result is a discreet visual appearance able to blend in with the finest vessel