EPCO Bow Eye 1/2in x 3 7/16in. All four nuts are adjustable to conform to surfaces and later on to compressed walls if needed. Constructed with durable stainless steel for marine applications. Features of EPCO 16-164-1002C Bow Eye 1/2in x 3 7/16in OEM replacement bow eye for Lund Alumacraft Crestliner G3 Startcraft Smokecraft Tracker and Godfrey Easy to install All four nuts are adjustable to conform to surfaces and later on to compressed walls if needed Constructed with durable stainless steel for marine applications Bow Eye Size: 1/2 inch x 3-7/16 inches Package Contents: EPCO 16-164-1002C Bow Eye 1/2in x 3 7/16in EPCO 16-164-1002C: Bow Eye 1/2in x 3 7/16in