Product Description Product Name High Quality Prosthesis Supplier Artificial Lower Limbs Four Bar Pneumatic Knee Joint AK Set Prosthetic Leg Material Stainless Steel, Aluminum, Polyurethane(We also have the material Titanium and Carbon Fiber, contact us for more information) Weight About 2kg (without the socket) Maximum Knee Angle 140° Specifications Four-bar linkage air pressure design, stable and natural walking Detailed Photos Our Selling Points Humanized Design: "Our prosthetic accessories feature a humanized design, simulating a natural gait and providing maximum comfort." "Unique design, ergonomically shaped for a natural and comfortable user experience." Lightweight and High Strength: "Crafted from lightweight, high-strength materials, ensuring durability and stability of the product." "Compact design enhances portability while maintaining exceptional strength and durability." Customized Fit: "Recognizing individual uniqueness, we offer personalized services to ensure each user receives the most suitable prosthetic accessories." "Personalized customization tailored to individual needs, ensuring a perfect fit." Comprehensive Coverage: "From feet to connecting components, we provide a comprehensive range of prosthetic accessories, meeting users' various needs." "One-stop shopping, addressing prosthetic needs for different body parts, offering users a more convenient selection." Versatility and Application Range: "Suitable for daily life and various activities, offering users the freedom to participate in a wide range of activities." "Multifunctional design catering to diverse scenarios, creating more possibilities for users." Exquisite Craftsmanship: "We pay attention to every detail, employing exquisite craftsmanship to manufacture high-quality prosthetic accessories." "Crafted with precision, we pursue excellence in craftsmanship to deliver outstanding quality to users." Packaging & Shipping Internal Packaging: Utilizes a specialized bag designed to resist shocks and impacts, ensuring that the product remains unaffected during transportation. External Packaging: Employs sturdy cardboard boxes with anti-crush and anti-compression capabilities to prevent damage from external forces during transportation. Transportation Protection Layer: Applies a layer of high-adhesive, durable tape on the surface of the outer box to enhance stability and sealing. Custom Packaging Services: Offers customizable packaging services to meet individual customer needs, including specific dimensions, logo printing, or labeling. Customers can choose different packaging materials and colors to showcase their brand image or enhance the product's perceived value. You can choose any kinds of transportation you want: by express, by car, by sea and by air. We will help you choose a most suitable way. Customers Reviews Company Profile Welcome to Shijiazhuang Perfect Prosthetic Manufacture Co., Ltd. Shijiazhuang Perfect Prosthetic Manufacture Co., Ltd. was founded in 2014, establishing itself as a premier manufacturer seamlessly integrating casting, machining, and assembly processes. Our comprehensive product range encompasses upper limbs, lower limbs, orthotics, auxiliary materials, and other cutting-edge prosthetic solutions. At the core of our operations is an unwavering commitment to technological advancement, guided by a dedication to innovation and adherence to rigorous quality management systems throughout the production cycle. Demonstrating our commitment to excellence, our company has successfully attained ISO13485:2016 quality management system certification, and we proudly hold a CE certificate alongside more than 10 patent certificates. This recognition