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Want to maximize comfort on your Vyper Chair? Then the Big Boy is the attachment you need! The Big Boy attachment provides an additional 6" width to your Vyper Chair, making it perfect for those that have a wider frame.

Available for all models besides Low-Pro & Lay-Down Creeper. This is only an attachment, not the entire chair

  • Extend the width of your seat to 20" wide (14" width is the normal seat)
  • Improve comfort for longer sitting durations
  • Increase leg mobility
  • Improve posture

★★★★★ - Garry K.

Adding the big boy attachment to the chair took it over the top. Feel more relaxed and comfortable in chair. Liked chair before but love chair now.

★★★★★ - Bill G.

It is an awesome chair and with the extended seat. It is really nice. I am very, very happy.

★★★★★ - Tina J.

I bought these extension pad cushions for my husbands chair I also purchased from you. He just absolutely loves everything about this chair. Goes on all the time how well it’s made.

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Please see the most commonly asked questions about our accessories.
If you have more questions, please give our sales team a call at (920) 301 3822.

The Big Boy attachment adds an additional 6" to your chair, making it 20" wide.

No, the Big Boy attachment can be added to any chair besides the Low-Pro and Lay-Down Creeper.

No, the Big Boy attachment is only an attachment, NOT an entire chair.

No, the Big Boy and Sidekick cannot be used together.

The Locking Caster is just the locking mechanism, not the entire caster.

Yes, the locking caster will require some simple assembly that shouldn't take more than a few minutes.

No, the tool tray can be added to any chair model besides the Low-Pro and Lay-Down Creeper.

Yes, the Tool Tray will require you to remove the five wheels from your chair. Assembly should take around 10 minutes.

The backrest can be attached to any chair besides the Lay-Down Creeper and Low-Pro. If you would like to add a backrest to the Low-Pro, please see the Low-Pro Backrest here.

QH is short for Quick Height. Any chairs with QH after the title will have the quick height adjustment meaning you can adjust your heigh much quicker vs. our normal threaded rod height adjustment.

To learn more about our Quick Height Adjustment, click here.

For accessories, lead times are 1-5 business days.

You will receive an email and SMS message (if SMS was entered during checkout) with a tracking number when your order ships.


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