103-501RM Mueller Global Hose Bibb Lock with Mixed Keys Secure waterlines and conserve water with the Mueller Global revolutionary locking device for hose Bibb valves. This lock is easy to install to any Hose Bibb in seconds. The heavy duty material and anodized finish provides years of maintenance free use.Fits all 3/4 in. hose thread outletsNo tools requiredMade from heavy duty non-rusting materialAnodized finish for years of maintenance free use