20X50X12mm Polyurethane Rubber roller wheel Bearing Sealed Miniature - tire Outer Diameter - 22mm NART10UUR Track Roller Needle Bearing

NART10UUR Track Roller Needle Bearing

9 48 1/2-13 100 19 49

GER212-38-ZMKFF Bearing Insert GRIP-IT 360 Degree Locking

Basic Static Load Rating Cor: 67 kN

20X50X12mm Polyurethane Rubber roller wheel Bearing Sealed Miniature - tire Outer Diameter - 22mm NART10UUR Track Roller Needle BearingPolyurethane Rubber sealed Wheel Ball Bearing with tire 20mm x 50mm x 12mm Polyurethane ( PU) is a new type of polymer composite materials between rubber and plastic, offering higher load bearing capacity compared to plastic, polyurethane offer superior impact resistance, while good mechanical properties. Polyurethane have better abrasion and tear resistance than rubber. PU 20X50X12 Ball Bearing Deep Groove Ball Bearing Material: GCr15 bearing steel