This is for two (2) quality marine grade stainless steel (AISI 316) eye bolt short thread with shoulder. Each bolt is laser etched with the grade of 316 and the imperial size. The eye bolts are made in the imperial style of 1/2". Each eye bolt comes with one imperial washer and one imperial nut. The length measurement is the total length of the eye bolt (6"). The threaded section is 3" long. Not to be used for overhead lifting. AISI 316 stainless is a premium grade of stainless and is considered by many to be best in class. 316 stainless is corrosion resistant and very durable even in the harshest of conditions. Breaking Load 9150lbs.