These product can be used on all bee frames, wood or plastic regardless of all regular suppliers, manufacturers' or distributors of bee frames.
Locking Feature – these featured products come with a way to lock the Mule-Grip securely around the bee frame. A weather resistant phenolic clamping knob allows you to easily tighten the frame grip around the bee frame.
Non-Locking - has a Frame Positioning/Indicator Guide is included at no additional charge. It's purpose is to ensure the frames are returned in the same direction as they were removed from the bee hive. This prevents damage to the comb and injury to bees.