Prime Line H3578 Sash Balance 6# Sheet Metal Rugged Design (with IP56 rating)

Rugged Design (with IP56 rating) to handle the extreme jobsite conditions

High speed steel teeth are reinforced to cut stronger

Features include a frost free damper system

1/2" offset bolt

Integrated LED battery charge level indicator allows user to monitor battery charge

Prime Line H3578 Sash Balance 6# Sheet Metal Rugged Design (with IP56 rating)"PRIME LINE" SASH BALANCE Requires no adjustment Size: 6 Lb. Weather stripped Handles both upper & lower sash Face plate fits flush in window frame Spring mechanism enclosed in rust proof cast: 3 4" thick Should be mounted 2" above center line of window frame Light weight windows require one, while heavier windows require two Box