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Item: Chain Hoist-Drive 1 Ratio 4:1
Material: grey iron & steel
Process: sand casting & stamping
Surface: black painting & galvanzied
The chain could make to electric galvanized or hot dip galvanzied

Weight 14.5 kg/set
1 1/4" Hole 48 teeth sprocket 1/4" keyway
Hole size should be changed according to your need!
The chain length could be cutted according to your need

Chain hoist drive 1 include:
1 x 48teeth gear wheel
1 x sprocket wheel
1 x 7.2 meters hand chain
1 x chain keep
1 x key
2 x bolt

Chain hoist Drive 2
ratio 5:1		 Chain hoist Drive 3
ratio 16:1		 Chain hoist Drive 4
ratio 20:1		 Chain hoist Drive 5
ratio 25:1
\ \ \ \
1 x 60teeth gear wheel 
1 x sprocket wheel
1 x 7.2 meters hand chain
1 x chain keep
1 x key
2 x bolt		 1 x 48teeth gear wheel 
1 x 48teeth reduction gear wheel
1 x gear holder
1 x sprocket wheel
1 x 7.2 meters hand chain
1 x chain keep
1 x key
2 x bolt		 1 x 60teeth gear wheel 
1 x 48teeth reduction gear wheel
1 x gear holder
1 x sprocket wheel
1 x 7.2 meters hand chain
1 x chain keep
1 x key
2 x bolt		 1 x 60teeth gear wheel 
1 x 60teeth reduction gear wheel
1 x gear holder
1 x sprocket wheel
1 x 7.2 meters hand chain
1 x chain keep
1 x key
2 x bolt

 

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