40% OFF CODE:27SXFOKV 【Superior Material】Made of hardened steel and aluminum, non-rust black anodized finish.High quality rubber on the bottom of the leg makes the bipods shockproof and antiskid. 【Shockproof Design】High quality rubber on the bottom of the leg makes it shockproof and suitable for different environment. With the spring on both legs, you could fold the legs up easily. 【M-Rail Bipod】Our bipod designed compatible with M-Rail System,directly attach to the Rail,in order to detach it or install it flexibly.