This is for one (1) quality marine grade stainless steel (AISI 316) 1/4" UNC turnbuckle rigging screw with deck toggle and hand swage (the hand swage suits 1/8" wire) with the toggle being able to rotate through 180 degrees of movement. Each turnbuckle is laser etched with the grade of 316 and the size of 1/4". Each turnbuckle comes with a locking nut on each end. 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.