Finding the right back support hardware is essential for achieving optimal postural care and user outcomes. Spex offers a range of mounting solutions to accommodate individual needs, wheelchair types, and clinical goals. Here’s a quick comparison of our most popular back support hardware systems.

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Download Comparison Chart
Comparison Chart - Spex Back Support Hardware 0.31 MB
Direct
Mount
A compact, low-profile option that mounts the back support directly to the wheelchair canes. Ideal for users needing minimal adjustments or who prefer a sleek, lightweight setup.
Best for: Lightweight chairs, minimal obtrusion, fixed positioning.
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Gallery
Diagram of back support shell with red parts shown as direct mount back support hardware on a white background.
Drop
Mount
Simple, lightweight drop-in hardware offering one-handed mounting and removal for active wheelchair users.
Best for: Independent users, lightweight setups, limited hand function
Please note: The Drop Mount features a different toggle variant for certain markets, including the UK and Europe.
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How to Install
Close up image of Spex drop mount hardware on a white background.
Dual
Mount
Combines angle and depth adjustability with stability. Suited for users requiring moderate to high postural support with flexible positioning.
Best for: Adjustability and versatility in clinical setups.
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Spex Dual Mount Back Support Hardware, featuring two-point mounting for adjustable backrest positioning and simplified setup.
Spex Dual Mount Back Support Hardware attached to a wheelchair backrest, featuring two-point mounting for adjustable backrest positioning and simplified setup.
Quad
Mount
Offers four-point attachment for enhanced rigidity. Supports higher loads and frequent transfers without compromising on back support integrity.
Best for: Maximum stability, active users, or heavy use.
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Quad Mount Quick-Release: Installation and Adjustment
Quad Mount Quick-Release: Back Support Rotation
Quad Mount
Fixed
A non-adjustable version of the Quad Mount, delivering the same stability but in a fixed configuration. Perfect when consistent positioning is required without ongoing changes.
Best for: Fixed positioning needs in long-term setups.
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Heavy-Duty
Quad Mount
Built for bariatric users or extreme use cases. This extra-reinforced quad mount is designed to handle higher weight capacities and provide long-term durability.
Best for: Bariatric users, high-impact environments.
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Single
Mount
A simple, single-point mounting system that’s easy to install and remove. Lightweight and compact, best for users with simpler postural needs or temporary setups.
Best for: Portability, simple use cases, or temporary needs.
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Spex Single Mount Back Support Hardware attached to a wheelchair backrest, demonstrating its two-point mounting system for lightweight, adjustable backrest positioning and simplified setup.
Spex single mount hardware shown connected to the hardware of a backrest. It is darker then the rest of the image.
Standing Powerchair
Mount

A dynamic mounting system that allows the back support to move in unison with a standing power wheelchair frame. Maintains optimal positioning and postural support through all phases of movement, from sitting to full stand. Enables the fitting of Spex back supports to Levo C3 Powered Standing Wheelchair


Best for: Users of standing powered wheelchairs (specifically the Levo C3) needing consistent back support during transitions.

Learn more about the Standing Powerchair Mount. 

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Power Recline
Mount

Designed to accommodate powered wheelchairs with a recline function. This mounting solution allows the back support to pivot with the chair, reducing shear and preserving alignment during recline. Enables fitting of spex back supports to Quantum TRU-Balance 3, TRU-Balance 4 and Sedeo Pro.


Best for: Users who rely on powered recline for pressure relief, comfort, or rest while maintaining postural integrity.

Learn more about the Power Recline Mount

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How to Install
Spex Power Recline Adapter Mount install screenshot, showing accurate fit for reclining back support on powerchairs.
Quickie Q700M Power-Recline Spex wheelchair that is Reclinable
Side view of the interior of the Spex Quickie Q700M Power Recline Spex

Mounting Wider Back Supports on Narrow Wheelchairs

Discover how Spex Back Support Hardware enables the successful mounting of wider back supports onto narrower wheelchair frames—ideal for clients with complex spinal asymmetries or broader trunk dimensions.

Watch the video below to see how this solution helps achieve optimal positioning and postural support in challenging clinical scenarios.

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Resources
Comparison Chart - Spex Back Support Hardware 0.31 MB
Related
Product
Spex Direct Mount Back Support Hardware
Spex Drop Mount Back Support Hardware
Spex Dual Mount Back Support Hardware
Spex Quad Mount Back Support Hardware
Spex Quad Mount Fixed Back Support Hardware
Spex Heavy-Duty Quad Mount Back Support Hardware
Spex Single Mount Back Support Hardware
Spex Power Recline Adapter Back Support Mount
Spex Standing Powerchair Adapter Back Support Mount
Disclaimer: This information is provided for professional use only, and as a general resource for clinicians and suppliers. It is not intended to be used as, or as a substitute for, professional medical advice, diagnosis or treatment. Clinicians should rely on their own professional medical training when providing medical advice or treatment, and should consult a range of different information sources before making decisions about the diagnosis or treatment of any person. Your use or reliance on this information is at your own risk.