420 10\/11\/12\/13\/14\/15\/16\/17\/18\/19 Teeth Counter Sprocket For 70cc 110cc 125cc Motorcycle   Specification:   100% brand new Material: Stainless Steel Tooth Number: 10、 11、 12、 13、 14、 15、 16、 17、 18、 19 Teeth Shaft: 17mm Eye to eye: 30mm Size: As picture shown Fitment: Fits 420 10\/11\/12\/13\/14\/15\/16\/17\/18\/19 tooth counter sprocket for many Chinese pit bikes and atvs like 70cc、 110cc and 125cc   Note:   1. (IMPORTANT) No Instructions Included.Professional Installation Is Highly Recommended 2. Please check the size measurement chart carefully before making payment. 3. Please allow 0.5-1 inch difference due to manual measurement.(1 inch=2.54cm) 4. The color of the actual items may slightly different from the listing images due to different computer screen、 thanks for your understanding.   Package Included:   1 x pit bikes counter sprocket