520-13T Motor Star Front Sprocket for HONDA TRX700 XX TRX450 CRF450 CR250F CRF250 R RX CR500 TRX 450R 450RX 700XX CRF 250 450

High-concerned chemical：None Special Features：Forging technology Item Diameter：cminch External Testing Certification：iso9001 Model Name：Chain520-13T 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: Chain520-13T Brand Name: ASDL Origin: Mainland China Item Type: Sprockets Material: 20CrMnTi