Thunder Adjustable

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About the Thunder Adjustable

The Thunder Adjustable is the most versatile performance sports chair on the market today! It is made of optional 6061 T6 or optional 7000 series aluminum.  With the front seat height fixed, the rear seat height is easily adjusted in seconds utilizing P4X custom machined parts and clamps used on bicycle seats.  Simply slide the seat to the desired height and lock into that position!  Backrest angle and option height adjust post allow you to adjust this chair to vertually any user.  Also comes with center of gravity adjustment and lower leg length adjustability to find the perfect fit!  Great for new wheelchair athletes and programs searching for chairs that fit everybody.  Also great for the universal athlete looking for a great all around chair that can be adjusted to your sport of choice.  Contact your local Representative or us for more information on the Thunder Adjustable Sport Wheelchair!

BUILD & CUSTOMIZE | Literature | Order Online with Form | PDF Order Form

Standard Features

  • Adjustable 6061 T6 Aluminum Frame
  • Powder Coated Finish or Polished Aluminium 
  • Rigid 5th Wheel 
  • Adjustable Center of Gravity
  • Adjustable Rear Seat Height 
  • Angle Adjustable Backrest
  • Foam Impact Guard
  • Calf Strp
  • Black Nylon Upholstery
  • Nylon Adjustable Seat Sling
  • 2″ Foam Cushion 
  • 3″ Casters
  • 3 Year Limited Warranty
  • Side Guards

Optional Features

  • Ultralightweight 7000 Series Aluminum 
  • Adjustable Fork Stem Set
  • Removable 5th Wheel
  • 6th Wheel
  • Spinergy Wheels SL, SLX, Cross Lace, or R10
  • 1/2″ and 5/8″ Axles *5/8″ with spinergy R1O wheels only
  • Spoke Guards
  • Custom color combinations
  • Anodizing, Plating, and custom Aqua-Graphics 
  • Click Straps for Lap, Waist, or Feet
  • Leather Tension Adjustable Upholstery
  • Carbon Fiber or ABS ADi and Roho Integrated Backrest 
  • Carbon Fiber Accessories *Footrest and Sideguards 
  • RoHo, Stimulite or other custom cushions
  • Laser Etching 
  • Custom Wing Supports