SnapFoot is the best accessory for your Bipod. It allows you to quickly exchange feet, without tools, to adapt to different shooting surfaces, environments, and competition situations. You can quickly snap out one foot and snap in another style in seconds. Go from using the standard rubber feet to a spike for sand, wooden barricades, fence posts, window sills, trees, etc. Or, you could opt to use the posable feet that allow easy and stable manipulation of the weapon. All feet can be snapped in and out quickly & easily.Features :Includes two Snapfoot main adapters, 2 rubber foot transitions, 2 posable feet, 2 Spikes with steel baskets, roll pins and extra O-ringsO-rings can be lubricated with Vaseline or greaseAll feet can be snapped in and out quickly & easily