Isilingi esiphakamisayo esine-7:1 into yokhuseleko sinamandla okuqhawuka ngokuphindwe kasixhenxe kumda womthwalo olinganiselweyo wokusebenza. Oku kuthetha ukuba isilingi esilinganiswe kwitoni e-1 kufuneka sixhathise ubuncinane iitoni ezisi-7 phambi kokusilela. I-7: I-1 yokhuseleko i-factor igunyazisiwe yimigangatho ephambili yoshishino kuquka i-EN 1492-1, EN 1492-2, kunye ne-AS 4497: 2018 ye-slings synthetic slings. Eli nqaku lichaza umahluko phakathi kokhuseleko kunye nomda womthwalo wokusebenza, kutheni i-7: i-1 ingumgangatho we-slings synthetic slings, indlela ethelekisa ngayo nezinye iintlobo zezixhobo, kwaye kutheni lo mda wokhuseleko uyimfuneko ekukhuseleni abasebenzi kunye ne-asethi kwimisebenzi yokunyusa yehlabathi.