Sea-Dog Stud Catch Door Keeper These Sea Dog stud catches are ideal for applications that require repeated disengagement. The design affords no direct contact between the stud and panel surfaces preventing damage and wear. Stud catches feature on adjustable, stainless steel, spring-loaded ball that allows for easy adjustment of the holding strength of each catch depending on door size. Strike can be positioned to enter in any of three ways from the front, or from either sad. Features adjustable,