Prime-Line Wood Window Sash Spring, Zinc Plated Steel (2-pack) F 2537 - The Home Depot

Prime-Line Steel Sash Lift Finish: Zinc F 2539

Sash Springs

Prime-Line Window Sash Lock for Vinyl Windows, White F 2667 - The Home Depot

Prime-Line Chrome Metal Spring Window Lock (2-pack) F 2538 - The Home Depot

Window Springs - Window Hardware - The Home Depot

Window Springs - Window Hardware - The Home Depot

Prime-Line F 2667 Sash Lock, 2-1/16 In. Hole Centers, Fits Single and Double Hung Vinyl Windows, Vinyl Construction, White, (Single Pack)

Prime-Line Products Fa 2620 9/16 Block and Tackle

Prime-Line Products Fa 2620 9/16 Block and Tackle

Prime-Line Extension Spring, Spring Steel Const, Nickel-Plated Finish, .105 GA x 3/4 in. x 2-5/8 in., Single Loop Open, (2-Pack) SP 9617 - The Home Depot

Springs, Window and Screen Repair Hardware