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    Caldwell’s Hybrid Balances are ideal for heavier window sash applications: ULTRA-LIFT® balance is pre-tensioned so that it optimally operates the heavier window sash with manageable effort. Available with 0.670” and 0.750” diameters, for weight ranges up to 200 lbs (tandem).
  • Series77t Assembly Tools

    Tools to easily pull the the Series 77t bobbin or stirrup into the carrier.
  • Cam Actuation Tool

    A tool for used for cam activation (unlock) and deactivation (locks).