These are 1.0 mm thick flat replacement visors made to fit the new Premier Trophy retro look helmets.
The visors are BS4110ZA approved and fully U.K. road legal. They give 97 % U.V. light protection. The smoke tint visors have a light transmission of 50%
Made in the U.K. by Bob Heath visors Ltd from Lexan polycarbonate, these visors have an abrasion resistant coating on both sides.
THE VISORS MEASURE 352 mms BETWEEN THE CENTRES OF THE PIVOT HOLES, AND 89mms BETWEEN CENTRE OF THE PIVOT HOLE AND THE THE CENTRE OF THE LOWER STUD SLOT.
Tinted visors are recommended for daytime use only and are stamped as such as per the BSI standard requirement.