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Ifektri zobonelelo iziqhoboshi carbon steel antiskid-...
Le mveliso yenziwe ngombhobho we-antisked shark fin, enye ibholithi yokwandisa, i-hex nut, iwasha yasentwasahlobo enye kunye newasha enye ecaba. Izinto eziphathekayo zale mveliso yintsimbi okanye iCarbon steel, apho i-grad ine-4.8, 6.8, 8.8, kunye ne-10.9. Umbala uhlala utyheli kunye ne-furface unyango nge-zinc, kodwa unako ngokweemfuno zomthengi.