SEA-DOG LINE - Chrome Plated BOW EYE - 0791351. These Bow Eyes are for use to add or replace a tie-down point on your boat's bow or stern. Breaking strength is 2,500 lbs. Constructed of die cast chrome plated zinc head with a galvanized shaft. 3/8"-16 UNC threads. Nut and washer included. Recommended for fresh water use.. A - 3/8". B - 4-5/8". C - 15/16". D - 6-5/8". E - 1-13/16"