Features:
High Quality :
Every cab roof marker light uses ultra-strong ABS plastic lens with ultraviolet treatment, which will not fade after prolonged exposure, waterproof and dustproof. Each top clearance marker light has built-in 10 LED chips, outputs super bright amber light has low power consumption and durable.
Enhance Visibility :
Amber cab roof light improves safety during night driving and warns vehicles behind to maintain a safe distance. The waterproof roof light is very suitable for heavy snow, rain, and fog weather.
Easy to Install :

Just remove your factory cab lights and bolt these in their place. Modification or drilling might be required. 2 wires connections, black is Negative and red is Positive. The Cab roof light amber lens is removable. Soft pads and screws are included.

Application :
Cab Marker, Cab Marker Clearance Light, Roof Running Light, Roof clearance lights.

Compatibility:
For 1973 to 1987 Chevrolet C/K series Full Size PICKUP Trucks
For 1973 to 1987 GMC C/K series Full Size PICKUP Trucks
For Full Size 73-91 Chevrolet and GMC Dually, Suburban and Blazer

Specification:
Lens Color: Amber
Light Color: Amber 
LED Type: 5 Pieces T10 LED
Base Type: T10
Material: High quality ABS plastic, won't fade from exposure.
Size: Same as stock, perfect fit

Package Included:
5 x Cab Marker Assembly Lights
5 x T10 LED Bulbs
5 x Soft Pads
10 x Screws