Mercury Outboard Power Trim Anode - Aluminum
Used on Mercury Verado and Optimax outboards. Also many smaller Mercury/Mariner outboards.
Performance Metals Navalloy® aluminum anodes are manufactured to the military specification MIL-DTL 24779 and are suitable for use in all water types- salt, brackish, or fresh.
Replaces:
Mercury # 818298Q 1
Includes: 
Mounting hardware 
Installation instructions