Once the anchor is installed, simply insert the post, and drive in the patented wedge, which will lock the post into place without the need for any additional hardware. The V-Loc® requires no concrete in the soil. 35-VR1 for concrete with wedge included.175-VS1 Model, for 1.75 “x 1.75″square posts going into concrete, includes: Wedge, Post and Anchor.