Large Teardrop Anode - Zinc, 2-1/8" x 5-1/4" x 3/4" Thick
• TD-S has a single and a slotted mounting hole for 1/4" fasteners. With the slot, it has a 1-5/16" to 1-5/8" center-to-center mounting stud range.
• TD-L has a two slotted mounting holes for 1/4" fasteners. With the slots, it has a 1-9/16" to 2-9/16" center-to-center mounting stud range.
• Built to military specification MIL-A-18001
• Made in California, USA