Here is the comprehensive description, measurement metrics, and multi-model compatibility breakdown for the Quickie 12 1/2" x 2 1/4" Rear Mag Wheels.
📝 Description
The Quickie 12 1/2" x 2 1/4" Mag Wheel (commercially ordered and designated by Sunrise Medical as a 12" Mag Wheel) is a compact, heavy-duty composite rear wheel setup designed specifically for tilt-in-space and transport manual wheelchairs.
- Design Layout: It features a highly durable, lightweight 3-spoke composite mag design (or classic 6-spoke variant depending on the component year) that requires zero spoke tensioning or trueing maintenance over time.
- Tire Configurations: It utilizes Primo non-marking gray or black rubber tires. These are available in three styles: Pneumatic (air-filled), Pneumatic with Airless Inserts (foam-filled flat-free), and solid Low Polyurethane.
- Hardware Integration: The molded center hub houses dual heavy-duty precision bearings and is built to host either quick-release buttons or stationary threaded axles.
📐 Measurements & Specifications
- Tire Size Printed on Sidewall: 12 1/2" x 2 1/4" (ISO Size: 62-203).
- Overall Wheel Outer Diameter: Approximately 12.5 inches (317.5 mm) with the tire fully mounted/inflated.
- Tire Tread Width: 2.25 inches (57 mm) providing an extra-wide footprint for stable outdoor rolling and easy maneuvering over carpet.
- Bearing Inner Diameter (Axle Size): Standard 1/2-inch inner bore diameter (utilizes standard 1 1/8" x 1/2" outer diameter wheelchair bearings).
- Bearing Part Number: Sunrise Medical OEM P/N 349500.
- Wheel Assembly OEM Base P/N Examples: 101466 (Poly), 101661 (Pneumatic), 101662 (Airless Insert).
♿ Compatibility Matrix
This rear wheel assembly is a universal platform part used heavily by Sunrise Medical (Quickie/Zippie) and Ki Mobility across standard pediatric, adult, and specialty bariatric tilt-in-space or heavy transport frames:
| Brand | Model Line | Compatibility Details |
|---|
| Quickie | SR45 | Direct standard fitment; optimized for 45° posterior tilt-in-space center of gravity tracking. |
| Quickie | IRIS / IRSE | Perfect match; aligns with Intelligent Rotation in Space short-wheelbase geometry. |
| Quickie | TS & GS | Fully compatible legacy transport setups with 1/2" axle plates. |
| Quickie | Access | Direct fit for low seat-to-floor flip-back models. |
| Zippie | Zippie TS / Zippie GS / Zippie 2 | Direct pediatric application for early model mechanical tilt frames. |
| Zippie | IRIS / Xcape | Fits standard structural 1/2" tracking configurations. |
| Ki Mobility | Focus CR / CR45 / Liberty | Cross-compatible match (Equivalent Ki P/N: 001426). |
| Ki Mobility | Little Wave Flip / Arc | Directly matches standard 1/2" axle hub clearances. |
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Used items for sale have been cleaned and sanitized and have been tested - items listed are in good working order unless otherwise specified. Please refer to your owner's manual for compatibility.
Shipping - Items are shipped within 3 business days after receipt of payment.
No warranty - items are used and there is no way to be certain how long they will last.
Returns - Please contact us if you are having a problem with the item you purchased or if you need to arrange a return. We are very reasonable sellers and most issues can be easily resolved without involving the eBay return system.
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