... ,250mm,300mm etc.Specification:each type have the 4 arms,3 arms,2 arms 90degree,2 arms 180degree, ... satin finished, mirror finished, pearl sand finished, about the flurocarbon coatedspiders, We have many kinds of choices ... available.OEM or ODM are acceptable.The glass thick to fit our spider:8mm,12mm,12mm,14mm,15mm, ... 19mm and so on.You could order the whole set of spider or only some parts.Your logo is ...