BLACK MOD 15X6 6ON5.5 CB 4.25"

A Black Mod 15x6 6 on 5.5 CB 4.25" is a black modular steel trailer wheel. Here's what each specification means:

• Black Mod – Black-painted modular steel wheel with a circular vent-hole design.
• 15x6 – The wheel is 15 inches in diameter and 6 inches wide.
• 6 on 5.5 – The bolt pattern has 6 lug holes arranged on a 5.5-inch bolt circle (6x5.5").
• CB 4.25" – The center bore (pilot hole) measures 4.25 inches in diameter, allowing the wheel to fit compatible trailer hubs.

Typical features include:

• Heavy-duty steel construction with a corrosion-resistant black finish.
• Common load rating of approximately 2,830–2,860 lbs per wheel, depending on the manufacturer.
• Compatible with common trailer tire sizes such as ST205/75R15 and ST225/75R15.
• Commonly used on boat trailers, utility trailers, cargo trailers, equipment trailers, and some travel trailers.