B 512 - Sliding screen door M style Tension Spring, 1 inch high density polyethylene Roller, 2 per pkg.
This roller assembly with M-shaped tension spring with a 1 in. steel ball bearing roller is used by a variety of patio door manufacturers. The heat treated tension spring is 2-5/16 in. long and shaped like an M, giving it the tension needed by the screen door to slide properly. Easy to install.
- Used by a variety of sliding screen patio door manufacturers
- 2-5/16 in. M-shaped tension spring
- 1 in. concave ball bearing roller
- Steel heat treated tension spring and nylon roller
- 2 pack
- Easy to install
- No adjustment needed
- For further dimensional information, please see the line drawing