Slipstreamer HD-3 Tombstone Windshield (1-1/4) (Smoke) This ominous shield is designed to meet the needs of bikers who don't always want to ride behind a screen. The Tombstone offers decent wind protection when needed, and its quick-release mounting system and small size allow for easy removal and storage. 3/16" thick acrylic shield with wing decal. Quick-release mounting system. Anodized aluminum brackets.