Prime Line B 576 Tension Spring Roller Assembly, 1 Inch
Description
The roller is a 1 inch steel ball bearing roller attached to an offset heat treated tension spring. The 2-1/4 inch offset flat spring installs into the screen door frame and provides the tension required for the screen door to slide smoothly.
Highlights:
- Roller Width : 1/4 inch
- Roller Edge Type : Concave
- Spring Type : V-Spring
- Roller Material : Steel - Ball Bearing
- 2-1/4 inch tension spring that is bent on the back half
- 1 inch diameter concave roller
- Heat treated V style tension spring and steel roller
- The 2-1/4 inch offset flat spring installs into the screen door frame and provides the tension required for the screen door to slide smoothly
- For high density polyethylene ball bearing roller use Prime-Line part B 686
- This is a tension spring roller assembly with an offset tension spring design used by Academy and a variety of other patio door manufacturers