The best way to determine the accuracy of your rifle and ammunition is to shoot them from a solid bench, with a quality shooting rest. With precise repeatability of shots as your goal, The Rock Jr is the right tool for the job. A sleeker and more economical package. For sighting-in, test firing, and informal competition, it&&';;s tough to beat. The Rock Jr helps eliminate the "human factor" in shooting and will help you shoot tighter groups. WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov Y-shaped base dispersed over 51/2 lb. rest 3/4" diameter steel post provides secure and smooth elevation adjustments up to 8" height Comes with interchangeable non-slip rubber feet or metal spike feet Filled Medium Varmint front bag included with rest 10" diameter base