PowerBlock, Inc
Tsev / Lag luam Adjustable Dumbbell, Kho Kettlebell, Barbell, Lub Rooj Zaum
PowerBlock, Inc. tau tsim muaj nyob rau xyoo 1991 los ntawm cov kws tsim khoom siv zog tshwj xeeb uas tau los ua phooj ywg thaum tsim cov khoom siv rau ntau lub tuam txhab suav nrog Parabody thiab Cybex.Thaum tab tom nrhiav rau cov kev xav tau tshwj xeeb hauv kev lag luam qoj, lawv tau rub mus rau qhov ntau ntawm dumbbells lawv yuav ntsib hauv cov khw muag khoom tshwj xeeb uas lawv tau mus xyuas.Yuav tsum muaj txoj hauv kev zoo dua los muab cov neeg nyiam kev noj qab haus huv nrog kev ua tau zoo ntawm tes qhov hnyav yam tsis muaj qhov chaw thiab kev txwv ntawm cov khoom qub qub thiab dumbbells.Nws nyob ntawm no lub tswv yim rau PowerBlock tau yug los.Tom qab ob xyoos ntawm kev sim dav dav, PowerBlock pib muag ntawm qhov tshiab coined "selectorized dumbbell".Txij thaum ntawd los, PowerBlock tau txuas ntxiv ua tus thawj coj hauv kev lag luam qoj ib ce raws li peb niaj hnub siv zog ua peb tus kheej hauv kev nrhiav kev ua tau zoo.
