The SH38X side boxes can be expanded by up to 70 mm (40%). The side boxes are available in various colors: silver, carbon style, white, or black. The side cases come ready for installation with a specific mounting kit. The package includes 2 side cases. The inner bag makes it easier to carry your belongings, as it can be easily removed with everything stored inside the case. It features a front pocket, a side handle, and a shoulder strap for carrying. The side boxes have a capacity of 10 kg, with dimensions of 50 x 27/34 x 39 cm. The extended version provides space for a modular helmet. If you have special requests that cannot be accommodated by the existing options, please contact our customer service, and we will try to fulfill your wishes.