From the Manufacturer
The Ultra Pole Base is a key component for the Ultra Jack system, is compatible with other brands. The Pole base is a non-skid base that works well for flat and hard surfaces (walkways, driveways). The Qual-craft Ultra Jack Aluminum Pump Jack System is a unique scaffolding system that's safe, durable, and a dream to operate. This all new state-of-the-art versatile scaffolding system is perfect for the contractor who can't afford to waste time on the job.
Product Description
The Poles can fitted with 2 types of bases to accommodate any ground work surface. The non skid base works well for flat and hard surfaces, and the spiked anchors offers security on soft and uneven surfaces. This unit model number 2009 is used for flat or hard surfaces.