This product is a precision-engineered accessory designed specifically for Glock Gen 4/5 models 26 27 33 and 39. It seamlessly integrates with the firearm maintaining the original dimensions without adding any additional length. Crafted for durability and reliability it enhances the overall performance while ensuring a perfect fit for the specified Glock models. Ideal for those seeking a high-quality addition to their firearm without altering its original size or balance.