Ultra-Lift Extreme from Caldwell

Caldwell Mfg.


Ph: 585/352-3790

Caldwell Mfg.’s newest hybrid balance, the Ultra-Lift Extreme, delivers Class 6 performance in single-pair applications up to 130-pound sash weights after 8000 cycles, the company reports. The QT3 is Caldwell’s most recent addition to its Constant Force Spring product line, and offers the only Class 3 performance in a fixed coil balance solution, according to the supplier.