This is a center grooved sliding screen door tension roller that is used by a variety of sliding patio door manufacturers. Used on the bottom as well as the top of the sliding screen door. The roller is a 1 in. high density polyethylene ball bearing roller. The tension spring is 2-1/2 in. long and is a heat treated high tension steel spring. For the stainless steel use Prime-Line part B 573.

Manufacturer: Prime-Line
Manufacturer part number: B 522
$8.99
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Products specifications
- Features
#1 Used by a variety of sliding screen door manufacturers
#2 2-1/2 in. straight tension spring
#3 1 in. concave roller
#4 Heat treated spring and steel ball bearing roller
#5 2-pack
#6 Easy to install
#7 No tools required for installation
#8 For further dimensional information, please see the Line Drawing
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Prime B 522 Slide-Co 1186-B Screen door Roller, 2-1/2 In. Flat Tension Spring, Steel Roller (2 Pack) (EA)

$8.99