300pcs Rubber O-ring 12 Sizes Black O-ring Assortment Set Seal Gasket Universal Rubber O Ring Kit Black Gaskets 000000058141

Features:Made of high quality rubber material, these O-rings are durable and has longer service life.They have good abrasion resistance, elasticity, tensile strength and elongation.There are many different sizes of O-rings in this set that can meet your different need.Total 300 pieces so you do not have to worry about running out of O-rings for quite a while.They can be widely used for sealing for valves, cars, pumps, electrical equipment, bearings, etc.