HJC Clear Visor for HJC C 70 Full Face Motorcycle Helmet. HJC Clear Visor for HJC models that use the visor model code HJ-20M, this visor model code will be imprinted in the top corner of your original visor. These HJC C70 visors are available in many different colors, all the HJC C70 visors are supplied with the Pinlock pins fitted for use with the Pinlock 100% Max Vision anti-fog inserts, the visor can be used with or without the Pinlock insert fitted. The HJC C70 visors are quick-release visors and no tools are needed to change the visor over. Only the clear & light tint options are recommended for use on the roads.