KAMERAR SLD- 230 Mark II 23" DSLR Video Camera Slider Video Stabilizer System Kamerar's S-23 Mark II Video camera slider features new four Nylon rollers The S-23 Mark II has a 1/4" & 3/8" Screw adapter to mount a camera or head onto the sliding plate and a stop break. The slider also features removable legs.Lifetime Limited Hardware Warranty. For more information please refer to Kamerar website With two new balance weight connections on each side of the slider, you are able to add weights or create a pulley system Package includes: 23" Slider Mark II ( https://www.youtube.com/watch?v=MapCJZcfH7E).Lifetime Limited Hardware Warranty. For more information please refer to Kamerar website