I-sucker rod yinxalenye ebalulekileyo yesixhobo sokumpompa intonga yokufunxa. I-Sucker Rod idibanisa kunye nokudibanisa ibe ngumtya wentonga, kwaye phezulu ngoqhagamshelo lwentonga epolishiweyo kwiyunithi yokumpompa okanye i-PCP motor, udibaniso olusezantsi kwipiston yempompo okanye i-PCP, indima yayo kukumisa intshukumo ebuyelanayo yendawo yokumpompa intloko yehashe. igqithiselwa kwimpompo yomngxuma ephantsi okanye idlulise ukujikeleza kwe-PCP motor torque ukuya kwi-PCP yomngxuma.