The Hinge Doctor® HA4D is designed to adjust new, worn, improperly adjusted prison & spring hinges that cause the door to sag or drag. Simply slip the Hinge Doctor® HA4D over the top hinge and turn with a wrench.FeaturesAdjusts sagging doors in secondsAdjusts worn or improperly adjusted commercial and institutional hingesHinge removal is not necessaryFor 5 in. HingesDownloadsInstallation Guide
GKL – Prison & Spring Hinge Doctor – 5″ – Red
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