Front Engine 428# 10T 11T 12T 13T 14T 15T 16T 17T 18T 19T Teeth 20mm Chain Sprocket With Retainer Plate Locker For KAYO BSE SSR

High-concerned chemical：None Special Features：428 front engine sprocket Item Diameter：2cm Item Weight：0.2kg Item Height：1inch Item Width：1inch Item Length：1inch External Testing Certification：iso9001 Model Name：428 Sprocket Brand Name：LeSiRacing Item Type：Sprockets Material：Steel Origin：Mainland China

High-concerned chemical: None Special Features: 428 front engine sprocket Item Diameter: 2cm Item Weight: 0.2kg Item Height: 1inch Item Width: 1inch Item Length: 1inch External Testing Certification: iso9001 Model Name: 428 Sprocket Brand Name: LeSiRacing Item Type: Sprockets Origin: Mainland China