The AdirPro Post Level has a durable molded body. It has 3 rugged acrylic vials. There are 2 level vials and one plumb vial. All the vials read simultaneously.
The level comes with an elastic strap with eyelets so that you can secure the level to any post, pole, or stringer with a circumference up to 12". The post level can be adjusted to wrap around a post anywher from 90° to over 300°.
Embedded in the inside of the level are 4 low attraction magnet strips that allow you to just place the level against a metal surface.
Please note: The entire surface of the magnet needs to be flush with the metal surface in order to attach securely.
Comes with 5 units in a package