StonyLab Plastic Joint Clips, 10 pcs 14mm Lab Keck Clamp #14 Keck Clips for 14/20 Joint Glass Standard Conical Interface Clip Ground Glass Joint Lab Accessory - Yellow

Pack of 10, Size: 14 mm, fit joint size 14/20, Use for Glass Ground Joint, Will not corrode or scratch glass, Warranty: StonyLab ensures high quality products and premium customer service; If received damaged, please contact us immediately; We will solve it until satisfied