hat
· Si ou vle espesyal kouch sentetik pou amelyore rezistans korozyon ak pi ba friksyon pou douser operasyon pa 3% loading dezekilib sou rated chaj, san yo pa EXTRUSION ak domaj
eng
·Optional special synthetic coating for improved corrosion resistance and lower friction for smoother operation by 3% unbalance loading on rated load, without extrusion and damage