The Leupold 50021 is designed for those who prioritize easy access to their rifle\'s magazine or breech area. STD 2-piece bases, which are a notable feature of this product, are definitely worth considering. These are fluted, giving them a distinct \"custom look\".The versatility of these bases is a remarkable aspect. They are perfect if you are looking for a range of mounting options for your bolt action rifle. The flexibility continues with the availability of reversible bases for many actions, making it possible to accommodate diverse scopes and action lengths. Moreover, it\'s worth noting that the STD 2-piece bases are compatible with both right hand and left hand actions. This ensures coverage for a wide variety of users and increases the adaptability of your gear.