Comparison : Item # 249B-0 (3/8"), 3/8 Inch (in) Inside Width (A) Rigid Round Eye Boat Snap Hook
Item # 249B-1 (5/8"), 5/8 Inch (in) Inside Width (A) Rigid Round Eye Boat Snap Hook
Item # 249B-2 (3/4"), 3/4 Inch (in) Inside Width (A) Rigid Round Eye Boat Snap Hook
Item # 249B-3 (7/8"), 7/8 Inch (in) Inside Width (A) Rigid Round Eye Boat Snap Hook