The same yacht-quality fitting as the small Whitecap SS non-locking latch described above, but with a unique splined key and Whitecap small ss locking backlock to secure your belongings. Single round hole installation. Spring loaded latch operates with pull up lift ring and can be opened from inside the closure as well. Includes 1 locking slam latch with key, 1 retaining ring & 2 mounting screws, 1 adjustable latch catch. Dimensions 1.75" outside dimension, fits 1.5" diameter hole.