Air Compressor Oil Level Gauge Sight Glass G3/4 Male Thread Aluminum 5Pcs 6mm X 8mm *Note: Each caster capacity is

*Note: Each caster capacity is 20kg

8 x 31mm / 1

Total Dimension: 100x75x38mm (L*OD*ID)

Made of good quality iron and electroplating

Male Pin Size: 31 x 8 x 4

Air Compressor Oil Level Gauge Sight Glass G3/4 Male Thread Aluminum 5Pcs 6mm X 8mm *Note: Each caster capacity isDescriptions: The main body is made of aluminum, which is not easy to wear and burst compares to plastic material. The outside diameter of the oil level sight glasses with recessed hex design. Male thread with an O ring on the periphery, easy to install and well sealed the oil. With high heat resistance and strong bending strength tempered glass, can work in high temperature environment. Tempered glass is clear and transparent, the oil level can be