1612-1221-0030, (21mm OD, 30mm Length) 12mm ID Linear Ball Bearing - 2 Pack
This 12mm x 21mm linear bearing is designed to run on 12mm stainless steel shafting. The internal carriage contains a series of balls that cycle as the bearing moves along the shaft, providing a low coefficient of friction. Seals at each end minimize dust and debris ingress for long service life. These bearings can be mounted using a 21mm bore clamping mount.
Specs
| Length | 30 mm |
|---|---|
| Weight | 0.95 oz (26g) |
| ID | 12 mm |
| OD | 21 mm |
| Material | High-Carbon Steel Housing and Balls, Plastic Cage, Rubber Seals |