Makeblock - Pneumatic Bottle Cap with Relief Valve and Pressure Gauge

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*Disclaimer: The images are merely illustrative.

Handy bottle cap with 0.5Mpa pressure gauge and 0.3Mpa auto relief valve, proving safe and secured experience.
How to use it: Simple Air Source Solution of Pneumatic System

Features:

• Compatible with most bottles
• Built-in 0.5Mpa pressure gauge
• Built- in 0.3Mpa auto relief valve
• Use with φ4 tube

Size Chart:

Height/Width/Length:  80 x 15 x 35 mm (3.15   x 0.59 x 1.38 inch)

Part List:

1 x Bottle Cap with Relief Valve and Pressure Gauge