6211 2ZR 55x100x21 Shielded Ball Bearing Bearing with a Tire Size: 20mmx 47mmx 16mm

Size: 20mmx 47mmx 16mm

6800DU Sealed Ball Bearing is radial

SM13UUAJ Bearing

while sealed bearings (2RS) offer better protection against heavy dust and moisture

5 x 10 x 4 Sealed Ball Bearings

6211 2ZR 55x100x21 Shielded Ball Bearing Bearing with a Tire Size: 20mmx 47mmx 16mm6211 2ZR Bearing Shielded Ball Bearing 55mm x 100mm x 21mm 6211 2ZR Shielded Ball Bearing,bearing is made from Chrome Steel, each bearing has Metal Shield to protect the bearing from dust or any possible contamination, 6211 2ZR is self lubricated bearing (bearing is already greased). 6211 2ZR Ball Bearing Bearing Inner Diameter: 55mm Bearing Outer Diameter: 100mm Bearing Width: 21mm Deep Groove Ball Bearing Shield Double Metal Shields for dust