fo sa Tap Seal Washer? 141pcs NBR O-Ring Tap Seal Plumbing Gasket Rubber Washer Assortment Set Rubber Gaskets Assortment Kit

Specification: Material: Rubber Quantity: 141pcs Package Weight: 166g (approx.)   Package List: Size & Quantity: 4*16*4mm            10pcs 4*17*16mm          10pcs 8*14*4mm            5pcs 8.5*18*4mm         5pcs 9.5*17.5*4mm      5pcs 10.5*14*4mm       5pcs 12*24*2mm          10pcs 15*24*3mm          10pcs 10*13.7*1.8mm    10pcs 11.5*17.5*1.2mm 10pcs 17*21*1.2mm       10pcs 17*24*1.2mm       10pcs 20*25*1.2mm       10pcs 27*33*1.2mm       5pcs 12*17.5*2mm       10pcs 17*24*2mm          10pcs 27*38*2mm          3pcs 30*39*2mm          3pcs