Simpson SD1 Shield - Dark Smoke 711051 3" End has 9/16" Hole

3" End has 9/16" Hole That Will Accommodate a 1/2" Bolt

2A/20 (TA20) specifications

Padded collar with a padded insole helps ensure all day comfort

keep these considerations in mind

Simpson SD1 Shield - Dark Smoke 711051 3" End has 9/16" HoleSimpson helmet shields are offered in clear as well as stylish and functional tints. When ordering a shield for your racing or motorcycle helmet, keep these considerations in mind: Clear shields are generally used for night racing or very low light conditions Amber shields provide a minimal amount of tinting that's ideally suited to overcast weather Yellow shields are often used in dawn or dusk driving, as they tend to accentuate track features Tinted