Boss head Electroplated Cylinders Provides Constant Air Pressure for

Provides Constant Air Pressure for linear air tracks

TEACH EARLY STEAM -- Geo boards are a great way to teach spatial and mathematic concepts visually and practically

Operation interface: 3

This Specimen clearly shows the mouth

Includes helpful teaching guide

Boss head Electroplated Cylinders Provides Constant Air Pressure forMade of high quality alloy, which has the advantages of good heat resistance. The body of the utility model is made of aluminum alloy with a screw for fixing the clamp on the support rod. Easy to rotate knobs help provide extra leverage to easy and accurate adjustment. They are great for stabilizing clamps where you don't need extraordinary support. Excellent laboratory clip, often used in the laboratory fixture accessories, also suitable for home