B 504 - Sliding screen door V shaped tension spring roller, 1 inch high density polyethlene roller, 2 per pkg.

Description
This is a tension spring roller assembly with a V shaped spring design used by several patio door manufacturers. The roller is a 1 inch high density polyethlene roller with a heat treated steel tension spring that is V shaped. The 1-3/4 inch long V shaped flat spring inserts into the screen frame giving tension required as the door slides back and forth.
  • 1 inch high density polyethlene roller
  • 1/4 inch wide roller
  • Concave (Grooved) roller
  • High density polyethylene roller is will not rust
  • Heat treated V shaped tension spring
  • 1-3/4 inch V shaped Tension Spring
  • Used by several patio door manufacturers.
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