428# 20mm 10 11 12 13 14 15 16 17 18 19 T Teeth Front Engine Chain Sprocket For Dirt Pit Bike Monkey ATV Quad Go Kart

High-concerned chemical：None Special Features：transmission Item Diameter：1.7cm Item Weight：115g Item Height：0.7cm External Testing Certification：ISO9000 Model Name：428 # 20mm Origin：Mainland China Material：MEATL Item Type：Sprockets

High-concerned chemical: None Special Features: transmission Item Diameter: 1.7cm Item Weight: 115g Item Height: 0.7cm External Testing Certification: ISO9000 Model Name: 428 # 20mm Origin: Mainland China Material: MEATL Item Type: Sprockets