Li-uprights li entsoe ka li-square tubes tse 3mm tse teteaneng, ha li-tubes tse ling li sebelisa botenya ba 2.5mm, ho netefatsa botsitso le ho tšepahala nakong ea tšebeliso.
Mohopolo oa moralo oa sistimi ea CENTER-BASED o ipapisitse le tlhoko ea ho lokisa fatše feela, ho lumella ho beoa bohareng ba setsi kapa phasejeng.E hahiloe holim'a lishelefo tsa polokelo ea mekhahlelo e mengata, e holisa liteishene tse fapaneng tsa koetliso le ts'ebeliso ea sebaka.
