Used by metal industries. Center grooved, 1/4 in W, roller. 1-3/4 in L, high-tension, heat-treated steel spring. Includes #8 x 3/8 in Phillips sheet metal screw.
Product Details
Manufacturer: PRIME-LINE PRODUCTS
Manufacturer's Part Number: B 639
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Product Features
- Heat-treated high-tension steel spring
Product Specifications
| Bearing Type | Ball |
| Color | Gray |
| Dimensions | 1-3/4 in L |
| Finish | Unfinished |
| Includes | (2) #8 x 3/8 in Phillips Sheet Metal Screws |
| Material | Steel |
| Number of Rollers | 2 |
| Roller Diameter | 1 in |
| Roller Edge Type | Concave |
| Roller Width | 1/4 in |
| Spring Type | V |
| Suitable for | Metal Industries and Sliding Screen Doors |