R1212-2TS Ball Bearing 1/2" x 3/4" x 5/32" Sealed - PTFE SealsR1212 2TS Sealed Ball Bearing with PTFE Seals 1 2" x 3 4" x 5 32" inch R1212 2TS Sealed Ball Bearing, Each bearing has 2 Sealed to protect the bearing from dust or any possible contamination, plus its pre lubricated with grease so its ready to roll right away. R1212 2TS Ball Bearing Deep Groove Ball Bearing Dimensions: 1 2" x 3 4" x 5 32" English Size Bearing Inner Diameter: 1 2" inch Bearing Outer Diameter: 3 4" inch Bearing Width: 5 32" inch Size: 1