Heavy-Duty Full Extension Drawer Slide is designed for heavy-duty applications where the maximum weight load is not to exceed 100 lbs. Ball bearing construction delivers a smooth operation and a positive stop bumper provides an anti-rebound feature.24"Finish: ZincHeavy dutyLoad Class: 100 lbsFull extensionSide mountBall bearing construction delivers a smooth operationA positive stop bumper provides an anti-rebound featureContains 1 pair with screws.