Made of phenolic plastic, it is durable and lightweight, not easy to deform or crack, and can withstand fermentation pressure.
Standard Boston bottle cap, good sealing, can prevent leakage and gas overflow, quality assurance.
Suitable for all kinds of food, cosmetics, pharmaceuticals, daily chemicals, etc., glass bottles, soft and hard packaging bottles and hoses are available.
Tip: Please check if the bottle diameter is 28mm before purchasing.
Description
Specification Material: phenolic plastic Inner diameter: 28mm/1.1inch Outer diameter: 31.6mm/1.2mm Height: 12mm/0.47inch Package quantity 12pcs phenolic resin caps Sealing screw caps have raised surface with anti-slip properties, easy to tighten or loosen. Sufficient quantity can meet your different needs.