The pull-through design in .177/4.5mm caliber features a translucent whip that serves as an empty chamber indicator (ECI). The Bore-Whip is specifically designed to meet the cleaning requirements of airguns and is equally effective for centerfire and rimfire firearms. As an excellent addition to any range bag, the Bore-Whip facilitates the cleaning and lubrication of firearms that are more challenging to access. Compatible with a wide range of airguns, including both precision and sporter models, ensuring versatile application and optimal performance across various shooting disciplines Operates as an ECI Enables cleaning from the Breech to-Muzzle Engineered as a single unit design to facilitate seamless pull-through application Constructed with non-metallic materials to prevent any potential abrasion or damage to your firearm's surface Designed for repeated use and easy maintenance, this product is both washable and reusable, ensuring durability and sustainability in various applications Performs cleaning operations akin to bore-tips Engineered to be devoid of lint and fibers, ensuring optimal cleanliness and precision in sensitive applications Each bag contains three (3) bore-whips