Features:
<br />- Durable,High accuracy,Portable,Quick reading. Can be quickly set to your motor / car, get accurate readings in valves, piston rings, cylinder bores or head gaskets.
<br />- Manometer with two test pressure: 0 - 300 PSI / 0 - 21 kg / cm2.
<br />- Drain valve with full copper nickel plating, anti-oxidation and corrosion.
<br />- M10 thread is suitable for motorcycles, M12 / M14 / M18 threads are suitable for car.
<br />- With rubber protection to prevent scratches.
<br />- Come with 2 rubber cones that don't need to be threaded into the head, can test the compression on almost any engine.
<br />- Pressure gauge diameter: 75mm, four thread size: M10 x 1.0mm, M12 x 1.25mm, M14 x 1.25mm, M18 x 1.5mm.
<br />- Hose overall length: 430mm, pressure tube length: 150mm, angled pressure tube length: 160mm.
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<br />*Test Unit/Mode: Bar,PSI 
<br />*Material: Metal,Rubber 
<br />*Color: Black 
<br />*Special function: Get accurate readings 
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<br />*Package weight: 1.032 kg 
<br />*Product size (L x W x H): 12.50 x 7.50 x 3.50 cm / 4.92 x 2.95 x 1.38 inches 
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<br />Package Contents: 
<br />1pcs x Compression Tester, 
<br />1pcs x Hose, 
<br />4pcs x Adapter, 
<br />1pcs x Straight Line Pressure Pipe, 
<br />1pcs x Angled Pressure Pipe, 
<br />1pcs x Plastic Case (red)