The Bosch BT 250 aluminum elevator tripod is a lightweight, heavy gauge aluminum tripod. It expands from 38.28 to 98.4 In. for various application height levels. The vial indicates when the tripod is out of level while the precise graduation measurements ensure accuracy. The Bosch BT 250 has all surface rubber feet with retractable sharp metal points for added dependability. The BT 250 is versatile, durable, and dependable for all leveling applications.