Consists of 1/4 in W center groove wheel. Heat-treated, high-tension adjustable steel M-spring. Used by several patio door manufacturers.
Product Details
Manufacturer: PRIME-LINE PRODUCTS
Manufacturer's Part Number: B 512
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Product Features
- Heat-treated high-tension steel spring
Product Specifications
| Bearing Type | Ball |
| Color | Gray |
| Finish | Unfinished |
| Includes | (2) #8 x 1 in Phillips Screws |
| Material | Steel |
| Number of Rollers | 2 |
| Roller Diameter | 1 in |
| Roller Edge Type | Concave |
| Roller Width | 1/4 in |
| Spring Type | M |
| Suitable for | Sliding Screen Glass Doors |