Lamp recessed 1" from lip for side glare reduction Set screw for hood, grill or visor attachment. Heavy duty mounting arm with internal O-ring, locking teeth, and stainless steel screw. Large Silicone rubber gasket provides weatherproof protection around the lamp and socket. HV1 Visor with integral guard and glass lens for maximum glare reduction and lamp protection. HG1 Guard: Protects lamp from damage and vandalism. HH1 Hood with glass lens reduces glare and protects lamp from water and impact