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Prime-Line
1 in. O.D. Nylon Roller With Steel Tension Spring - Columbia & Uni-Fit Compatible, 2-Pack
- Mfg.#
- B 512
- Sku#
- 819227
* Estimated stock levels as of Fri, Apr 10, 2026. All items subject to prior sale. Prices may vary between stores and online. Please call ahead to confirm availability of items marked as Limited Stock.
Description
Consists of 1/4 in W center groove wheel. Heat-treated, high-tension adjustable steel M-spring. Used by several patio door manufacturers.
- Spring Shape: M-Shaped
- Spring Dimensions: 2-5/16 in. L x 5/16 in. W
- Roller Thickness: 1/4 in.
- Door brand compatibility: Columbia, Uni-Fit
Specifications
General
| Brand/Model Compatibility | Columbia, Uni-Fit |
|---|---|
| Roller Diameter | 1 in |
| Roller Width | 1/4 in |
| Shape | M-Shaped |
| Type | Screen & Storm Door Hardware & Parts |
Dimensions
| Length | 2-5/16 in |
|---|---|
| Width | 5/16 in |
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Prime-Line
1 in. O.D. Nylon Roller With Steel Tension Spring - Columbia & Uni-Fit Compatible, 2-Pack