Ho kenngoa ha pipe ke karolo e kopanyang phala ka phala. Ho ea ka mokhoa oa ho kopanya, e ka aroloa ka mefuta e mene: ho kenya phala ea socket, ho kenya liphaephe tse kentsoeng, ho kenya liphaephe tse nang le flanged le ho kenya lipeipi tse cheselitsoeng. Setsoe se sebelisoa hore phala e phethohe; flange e sebelisetsoa ho etsa phala Likarolo tse hokahaneng le phala li hokahane le pheletsong ea liphaephe, phaephe ea tee e sebelisetsoa sebaka seo liphaephe tse tharo li bokelloang teng, phala ea litsela tse 'ne(phaephe ea sefapano) e sebelisetsoa sebaka. moo liphaephe tse 'nè li bokelloang teng,' me pipe e fokotsang e sebelisetsoa ho hokahanya liphaephe tse peli tsa bophara ba liphaephe tse fapaneng.