SHARP has today published safety ratings for a further four motorcycle helmets. This takes the total number rated by SHARP to 314. Ratings for the following helmets have been added to the website: LS2 FF393, G-Mac Blaze, Grex G6.1, HJC IS-17. Subscribe to our newsletter or follow us on twitter (@SHARPgovuk) and we will let you know when any new ratings are published.