1、The rail is made of high-quality material, which is durable, wear-resistant, durable and long-lasting for long-term use. 2、 5 sections: 5 slots, 7 slots, 9 slots, 11 slots and 13 slots rails offer 5 choices for different sizes of tactical accessories. 3、 Our Picatinny handguard is compatible with all standard M-LOK mounting systems and accepts all standard Picatinny accessories. It is ideal for attaching lights, lasers, optics, bipods, handlebars and more. 4、Package list all necessary screws and lock nuts and an L-key for easy installation. 5、 They are the perfect solution for mounting on your M-Lok handguard, without affecting or obstructing the field vision. We not only provide you with high-quality products, but more importantly, we provide you with a long-term after-sales warranty. When you purchase our products, you will receive a full range of customer support, so that you can shop with confidence and satisfaction.