A piece of socket is sold here for suitable for Langhui manual transmission If you are not sure whether this socket fits your gearbox, just write an email. If you have problems identify your gear, I will be happy to help you. I check that and then tell you Notice. Dimensions: Inside about 14.3mm Outside about 17.2mm and 19.2mm Height about 12.6mm More Longhui Spare parts on request.