供应各种管塞，产品有黑色白色 灰色，特殊颜色可订购.材料有ABS PP PE。产品环保。合适0.8-1.2管用.产品有正方形规格有10*10MM 10*20MM 10*30MM 10*40MM 10*50MM 13*132MM 13*26MM 13*38MM 14*20MM 14*32MM 15*15MM 15*25MM 15*30MM 15*50MM 15*60MM 16*16MM 18*18 MM 19*19MM 20*20MM 20*30MM 20*40MM 20*50MM 20*60MM 20*100MM 22*22MM 25*25MM 25*50MM 25*70MM 30*30MM  30*40MM 30*50MM 30*60MMM 30*70MM 30*80MM 32*32MM 35*35MM 38*38MM 40*40MM 40*60MM 40*80MM 45*45MM 50*50MM 50*100MM 60*60MM 60*100MM 75*75MM 80*80MM 100*100MM。产品规格全.质量好 价格优