High-strength carbon steel model (take a message note model + age + displacement) 21 Yinglang 1.5L special ★ plastic steel (non-metallic) 21 Yinglang 1.5L special ★★ thickened manganese steel 3D full enveloping 21 Yinglang 1.5L special ★★★ thickened aluminum magnesium alloy 3D full enveloping 21 Yinglang 1.3T special ★ plastic steel (non-metallic) 21 Yinglang 1.3T special ★★ thickened manganese steel 3D fully surrounded 21 Yinglang 1.3T special ★★★ thickened aluminum magnesium alloy 3D fully enclosed 18-20 Yinglang special ★ plastic steel (non-metallic) 18-20 Yinglang special ★★ thickened manganese steel 3D full enveloping 18-20 Yinglang special ★★★ thickened aluminum magnesium alloy 3D full enveloping 15-17 Yinglang (1.5L) special ★ plastic steel (non-metallic) 15-17 Yinglang (1.5L) special ★★ thickened manganese steel 3D full enveloping 15-17 Yinglang (1.5L) special ★★★ thickened aluminum magnesium alloy 3D full enveloping 17 Yinglang (1.4T) special ★ plastic steel (non-metallic) 17 Yinglang (1.4T) special ★★ thickened manganese steel 3D full enveloping 17 Yinglang (1.4T) special ★★★ thickened aluminum magnesium alloy 3D full enveloping 15-16 Yinglang (1.4T) special ★ plastic steel (non-metallic) 15-16 Yinglang (1.4T) special ★★ thickened manganese steel 3D full enveloping 15-16 Yinglang (1.4T) special ★★★ thickened aluminum magnesium alloy 3D full enveloping 10-14 Yinglang special ★ plastic steel (non-metallic) 10-14 Yinglang special ★★ thickened manganese steel 3D fully enclosed 10-14 Yinglang special ★★★ thickened aluminum magnesium alloy 3D fully enclosed Reading Lang thin plastic steel