520-14/15/16/17T Front Sprocket For Suzuki GS500 H/E/F Kawasaki ZR550 KLE500/400 EL/GPZ/EX/EN/ER500/250 ZR/ZXR400 YAMAHA YZF600R

High-concerned chemical：None Special Features：Forging technology Item Diameter：cminch External Testing Certification：iso9001 Model Name：Chain520-14/15/16/17 teeth Sprocket Brand Name：ASDL Origin：Mainland China Item Type：Sprockets Material：20CrMnTi

High-concerned chemical: None Special Features: Forging technology Item Diameter: cminch External Testing Certification: iso9001 Model Name: Chain520-14/15/16/17 teeth Sprocket Brand Name: ASDL Origin: Mainland China Item Type: Sprockets Material: 20CrMnTi