Tape Straight Line Marking: Floor marking machine allows you to quickly and easily apply two parallel lines simultaneously from a standing position. Use a roller to paint masking lines to eliminate overspray. Adjustable Spacing: The basketball court marking kit offers adjustable spacing to accommodate different tape widths. The spacing can be adjusted from 1.18in to 5.9in (3-15cm). In addition, it can accommodate single rolls of tape up to 1.97in(5cm) in width. Straight Lines or Circles: With our applicator, you can easily create straight lines or precise circular markings. The included circular attachment ensures accurate and consistent curves every time.With the circle attachment, perfect circles are a snap! And the line striping machine can marking straight line, semicircle and circle(with radius within 7m). Reliable Structure: The body of the parking lot striping machine is made of sturdy stainless steel material. The hinge device is equipped with various industrial grade bearings, when drawing straight lines, tighten the hinge device. When drawing circles, loosen the hinge device to ensure that the lines and circles remain intact for a longer time. Wide Application: Set up a basketball court with this court line tape machine in your driveway, home gym or local park. Works best on asphalt or concrete driveways, floor, court, parking lot, airport, highway, playground, community, commercial area and so on.