PrimeLine/SlideCo B639 Scrn Dr Spring Ten Roller
Introducing the B639 SPRING TENSION ROLLER. This roller features a durable 1" steel ball bearing with a center groove for smooth operation. The high tension steel spring is heat-treated for maximum durability and reliability.
Designed for use by metal industries, this roller comes with 2 roller assemblies and 2 no. 8 x 3/8" Phillips sheet metal screws for easy installation. Say goodbye to sagging or stuck doors with the B639 SPRING TENSION ROLLER – a must-have for any industrial or commercial setting.
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