1.Roller seat

Function: Fix the ball and place the product.

Material: The ball seat is divided into two types of materials: plastic version and aluminum alloy version.

2.Roller

The ball bearing is the core component of roller shelf and a key component of the mainboard. It can be easily removed and reassembled from the mainboard. 

Its function: Utilizing the product's own weight, the ball bearing function automatically slides the product to the front. 

Advantages: 

1. A uniform, full surface with excellent sliding performance. 

2. Removable, easy to clean, and replaceable.

3. Aluminum Beam 

Introduction: Roller shelf aluminum beams include a front aluminum beam and a rear aluminum beam. These beams are only available in the universal and specialized versions. 

Their function: to secure and connect the ball bearings. The front aluminum beam has a groove, unlike the rear beam, for inserting the acrylic baffle.