Specifications:

4-inch standard -65800H -1 original chain

4 inch industrial model -65800H one electricity -2 original chains

4-inch industrial model -65800H secondary electricity -2 original chains

4-inch industrial model -65800H two electricity -4 original chains

4-inch long endurance -79800H -2 original chains

4-inch long endurance -79800H two electricity -2 original chains

4-inch long endurance -79800H two electricity -4 original chains

4-inch high endurance -96800H -2 original chains

4 inch high continued-the shopkeeper recommended two electric -2 Original chain

4-inch high endurance -96800H two electricity -4 original chains

6-inch standard-free installation of one power -1 original chain

6 inch industrial model -65800H one electricity -2 original chains

6-inch industrial model -65800H secondary electricity -2 original chains

6 inch industrial model -65800H two electricity -4 original chains

6-inch long endurance -79800H -2 original chains

6-inch long endurance -79800H two electricity -2 original chains

6-inch long endurance -79800H second power -4 original chains

6-inch high endurance -96800H -2 original chains

6-inch high endurance-the shopkeeper recommends Erdian -2 original chains

6-inch High Endurance -96800H Two Electricity -4 Original Chains