2" (50mm) Insert sku#23095Roman Numerals 2" ( 50mm ) Diameter Clock Insert Fit up Unit with brass color plastic bezel. Plastic clear lens. Quartz unit, very nice quality, attractive and affordable. Holds into a 1 7 8" dia. hole with the rubber friction ring. Dial Hands Clock all in one unit. Simply insert into hole. Premium design back time set knob and easy access battery cover. Includes battery. Standard button cell replacement batteries available at Walmart, Hardware and