TSL (with Duo Face-Plus Seals)
TSL bearings are similar to TS bearings, but have seals. One is sealed on the casing, while the other is sealed against the cup surface, used in automobiles, wheels, power and other equipment.
The inner diameter is from 19.050 mm to 68.262 mm, and the outer diameter is from 45.237 mm to 110 mm.