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FB Double Pitch Sprockets FBN2080RB

FB Double Pitch Sprockets (Japanese Standard) FBN2080RB



Chain No.2080HR (2082H)  
Pitch (P) 50.80 mm (2inch)
Internal width (W) 15.88 mm  
Roller Dia. (Dr) 28.58 mm  
Tooth width (T) 14.6 mm  


Outside dia. 
Pitch dia. 
Hub a Weight 
Sprocket No. Bore dia. 
BD BL Type efected teeth
204 180.31 107 45 12 4.42 FBN2080RB 11 30,35,40,45
220 196.28 107 45 12 4.94 12 30,35,40,45


Finished Bore 

Finished bore 
18~22 6X2.8 6
24~30 8X3.3 8
32~38 10X3.3 8
40~42 12X3.3 8
45~50 14X3.8 10



industries we service

We promise will offer the best price by the high quality in china! We also accept special order about the products. If you are interested in our products. Please do not hesitate to let us know.We are pleased to give you the detailed information.We promise that our products would be safety and were in high quality and reasonable price. If you are interested in our products, please contact us asap.We are sincerely looking for your cooperation.

Most of our products are exported to Europe or Americas, both standard and nonstandard products available. We can produce as per your drawing or sample. Material can be standard or as per your special request. If you choose us, you choose reliable.

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Surface Treatment

Annealing, natural canonization, heat treatment, polishing, nickel plating, chrome plating, zinc plating,yellow passivization, gold passivization, satin, Black surface painted etc.product materials available

Processing Method

CNC machining, punch,turning, milling, drilling, grinding, broaching, welding and assembly

product finishing


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