Ukuthuthukiswa kanye nokuziphendukela kwemvelo
Eminyakeni eminingi edlule, ama-bumpers angaphambili nawangemuva ayenziwa ngokwezinto zokwenziwa zensimbi. Bagxinyelwe insimbi ye-U-Shape Canked enobukhulu be-3mm engaphezu kwe-3mm. Ingaphezulu kwakungu-chrome plated futhi waqanjwa noma wahlelwa ngohlaka olude. Kwakunegebe elikhulu nomzimba. Kwabonakala sengathi kuyingxenye eyengeziwe, ebukeka kabi kakhulu.
Ngokuthuthukiswa komkhakha wezimoto kanye nokusetshenziswa okubanzi kobunjiniyela be-plastitics embonini yezimoto, bumper bumper, njengedivaysi ebalulekile yokuphepha, kuye kwathuthela endleleni yokuqamba. Njengamanje, ngaphezu kokugcina umsebenzi wokuqala wokuvikela, ama-bumpers angaphambili nawangemuva kufanele futhi aphishekele ukuvumelana nobunye ngesimo somzimba kanye nokusindiswa kwawo okulula. Ama-bumpers angaphambili nawangemuva wezimoto enziwe ngopulasitiki, abizwa ngokuthi ama-bumpers epulasitiki.