steel glass spider for fixing the glass wall 1.Stainless steel material 2.Satin ... 2/3/4-arms system Stainless steel glass spider for fixing the glass wallDescriptionstainless steel glass curtain wall accessoriesGrade201,202,301,304,304L ... stainless steel is 201,304,316;MaterialstandardSpider Types regular spider, handrail usage spider, fin spiderSpecification (reference)Arms: 4arms,3arms,2arms,1arms ...