ROTA GRID OFFROAD 2 18X8.5X6H/139 RL Plain White

1. ROTA Grid Offroad 2: This indicates the brand and model of the wheel, suggesting it's a newer version or variant of the original ROTA Grid Offroad wheel. These wheels are designed specifically for off-road use and manufactured by ROTA.

2. 18x8.5: These numbers represent the dimensions of the wheel. "18" signifies the diameter of the wheel in inches, while "8.5" denotes the width of the wheel in inches.

3. 6H/139: This part of the specification pertains to the bolt pattern of the wheel. "6H" signifies that the wheel has a 6-lug bolt pattern, meaning it has six bolt holes. "139" indicates the bolt circle diameter in millimeters, which is the diameter of an imaginary circle drawn through the center of each bolt hole.

4. RL Plain White: This describes the finish or color of the wheel. "RL" may suggest a round lip design, and "Plain White" refers to the finish of the wheel, indicating a solid, unadorned white color.

Therefore, the "ROTA Grid Offroad 2 18x8.5x6H/139 RL Plain White" wheel is an 18-inch diameter, 8.5-inch wide wheel with a 6-lug bolt pattern and a bolt circle diameter of 139 millimeters. It features a round lip design and comes in a plain white finish. These specifications are essential for ensuring compatibility and achieving the desired aesthetic for off-road vehicles.