Genuine Mikuni.

CMSNL suggests that there has been a part number supersession.

Also fits CL50.

Cutaway is 2.0.

Dimensions are:-

Diameter - 17mm

Length excluding cutaway - 25.5mm

Length at cutway - 23.6mm

Please check the parts manual for your own bike, look closely at the photos for fitment details and message me if you have any questions.