606 6*17*6 Plastic Nylon POM Ball Bearings 6x17x6 mm 10 pcs,mm 10 pcs 606 6*17*6 Plastic Nylon POM Ball Bearings 6x17x6, - Bearing Ring : POM, - Cage : Nylon, - Bearing Balls : Glass, We will try our best to check every item to make sure all the parts are included and in good condition,[606] 6x17x6 mm Plastic Nylon POM Ball Bearing x 10 pcs, Fashion products satisfaction guarantee Fast delivery and guaranteed savings! 6x17x6 mm 10 pcs 606 6*17*6 Plastic Nylon POM Ball Bearings.