Compared withPerfect and heavy duty jib crane, such small and light duty jib crane is much more convenient to use. 2 Tons Fixed Column Jib Crane. Parameters: Lifting Capacity: 0.5t-20t. Valid Radius: 3-15m. Lifting Height: 3-8m. SlewingAngle: 0-360°. Lifting Speed: 0.33-8m/min. Traveling Speed: 10/min.