Specifications

1.material:Q235,Q255
2.Tensile strength:>820kg

Professional Supplier Of Door Opener Chain Bush Chain

 

• All spare parts being heat treatment
• Inner plate bigger than outer plate
• Tensile strength above 820kgs
• Professional supplier
• Taiwan Technology in producing.
• Used for garage door
• Packing:opp bag+inner box+carton+pallet

Brief introduction of factory :  

 

1.The largest bicycle chain manufacturer in China combined with the TAIWAN chain technology;

 

2.The ultra-short chain axis, combined with high-grade material to make the chain more  wear-resistant, more lightweight;

 

3.A special "bridge" structure, plus the inside chamfer applies specifically to the variable speed, so that chain variable speed more flexible, fast, off the chain, no noise, coupled with a variety of variable speed system or take apart the system;

 

4.Special bushless design, beautifully decorated with logo;

 

5.Products are exported to Europe, Southeast Asia,North America, enjoying a good reputation among customers at home and abroad.