Our Ranger bullpup kit fits the Ruger® 10/22 carbine models with an 18.5″ barrel. Either the tapered or bull barrel will work in the kit. Comes with an interchangeable AR style grip. Has option for a left side charging handle. Comes with full length top and bottom pic rails. Butt section has storage for factory 10 round mag. Side pic rails and flip up sights are available. Standard Ranger is matte black powder coat with black AR style grip. For different color option just add to cart.