Top lock knob with Spring - New Flower Design

This premier top lock?knob with spring will work with all models of Premier Table top wet grinders. This is a wonderful upgraded flower design for ease of applying tension to the roller stones.? This new design may not work with the older style lids. The lids need to have a larger opening (2.25"), you can also manually cut the lid with a sharp knife to accommodate this new Top lock knob. You may also use the grinder without the lid.??

FEATURES:.

• High quality top arm made of food grade plastic - BPA free that is quality tested.
• Please contact us if you need to check if it works for your Premier grinder