I-PowerBlock, Inc
I-Dumbbell Eshintshayo Yasekhaya/Ezohwebo, I-Adjustable Kettlebell, I-Barbell, Ibhentshi
I-PowerBlock, Inc. yasungulwa ngo-1991 ngabaklami bemishini yokuqina okukhethekile ababa abangane ngenkathi beklama imishini yezinkampani ezimbalwa ezihlanganisa iParabody neCybex. Ngenkathi befuna izidingo ezithile embonini yokufaneleka, bakhangwe ngamanani amakhulu ama-dumbbell ababezohlangana nawo ezitolo zokufaneleka ezikhethekile abazivakashele. Bekufanele kube nendlela engcono yokuhlinzeka abathanda ukuqina ngokufaneleka kokusebenza kwezisindo zesandla ngaphandle kwesikhala nemikhawulo yama-racks nama-dumbbell emfashini endala. Kwaba lapha umqondo we-PowerBlock wazalwa. Ngemuva kweminyaka emibili yokuhlolwa okubanzi, i-PowerBlock yaqala ukuthengisa "i-dumbbell ekhethiwe" esanda kwakhiwa. Kusukela lapho, i-PowerBlock iqhubekile nokuba ngumholi embonini yokufaneleka njengoba sihlala silwela ukuzenzela ekuphishekeleni ukwenza kahle.