Raws li ib qho ntawm cov kev sib tw tshaj plaws ntawm lub tuam txhab, peb lub luag haujlwm hnyav u-straps yog tsim thiab pom zoo rau kev txhim kho ntawm cov kab uas tsis muaj qhov thaiv lossis tsis thaiv, thiab tuaj yeem siv nrog roj hmab txhawb cov kab. Thiab lawv tau txais lub npe nrov nrov thoob ntiaj teb, tshwj xeeb tshaj yog Asmeskas North, South America, Middle East thiab Asia. Kuj, muaj ntau yam kev kho saum npoo rau koj cov kev xaiv: Pre-galvanized, Zinc plated, epoxy thiab Green galvanized tiav kom tau raws koj cov qib sib txawv ntawm cov kev xav tau.