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Item #: FS3=0_B

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Suggested HCPCS Coding: L5981

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The Defender is specifically designed to endure the physical demands of young amputees. Optimized carbon fiber lay-ups provide flexibility in a design that is robust and virtually maintenance-free so that users can feel confident over a range of high impact activities. Petite adult amputees will also benefit from the small size offering (16-21 cm) and stiffness categories tailored to their low body weight. The Defender provides premium performance in a pint-sized package.


  • Ensures smooth rollover and exceptional ground compliance in a flexible design
  • Uniquely optimized to endure the physical demands of active children and petite users
  • Patented technology and eliminated bolt holes in flex areas result in optimal strength and performance
  • Virtually maintenance-free design
  • Rated to 100 lbs
  • Water-resistant


Activity Level K3, K4
Maximum Body Weight 100 lbs (45 kg)
Sizes 19 cm - 21 cm
Stiffness 1P, 2P, 3P, 4P, 5P, 6P, 1A
Heel Height 3/8" (10 mm)
Footshell Color Light, Medium, Dark
~ Min. Clearance Height (Size 19 cm - 21 cm) 76 mm (3")
Product Weight (w/ footshell) (Size 20 cm) 7.94 oz (225 g)


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Instructions for Use - FS3 Defender

Instructions for Use: 647G1710 (EN)

Publish date: Mar 1, 2021

PDF Document (647G1710-all_INT-01-2102w_en.pdf | 688 KB)

FS3 Defender Spec Sheet

Product Information: (EN)

Publish date: Mar 26, 2021

PDF Document (FS3 Defender Spec Sheet.pdf | 132 KB)