A quick and easy way to load your revolvers. Comp 3 (C-3) speedloaders are spring-driven to offer the fastest reloading device available. These injection molded speedloaders are extremely durable and reliable. Fits: Dan Wesson Smith & Wesson K-Frame 10, 12, 13, 14, 15, 19, 64, 65, 66, 67, 68 Taurus 66, 669, 689FeaturesGun may require custom grips to ensure proper clearance.Spring-driven action provides the fastest, most positive reloading available.Press against cylinder to release cartridges.