Our company is specializing in San Jiao brand bicycle freewheel, ATA cartridge headset, seven pieces of bowl and eight pieces of bowl.scooters of seven pieces of bowl. The products are provided for Fu Shida, Kelin, Philip, and Shanghai Sansi and sold well in southeastern Asian and poncho.We insist on superior quality and reasonable price. Welcome our customers to have a visit and inquiry for our further cooperation.please visit our website: http://www.cnata.com to get the details.