Company "Victoria" offers for sale ball bearing.
This ball bearing is composed of one large carrying the ball, which is located in the bed of the smaller balls. This box is made of hardened steel in the form of a semicircular bowl which creates ideal conditions for gliding smaller balls.Ball Bearing translates sliding friction in the rolling friction and allows you to manipulate heavy load with minimal effort. For example, to move cargo on ball bearings, it is necessary force equal to 5% by weight of the cargo. To maintain the required force is further movement is only 2-3% by weight cargo.Ball Bearing made of ferrous and stainless metals.