BEP Marine IST10MM-8MM Pro Installer Double Insulate 10mm/8mm Stud. These studs are a smart choice for marine installers, with an increased stainless steel stud length to allow up to three cable lugs to be connected, saving space. The snap-out side skirts allow for additional cable entry. Insert molded cable lugs and fiber-reinforced base provide strength and durability. Innovative, clear covers insulate and protect on three sides and offer easy access.