2.2 Rear Truck Wheel LugNut M3 (2) Step-up to the newest in step-pin technology with the LugNut T tire from Pro-Line. After carefully analyzing the competition and understanding today’s loamy track needs, our R&D staff was put to the by designing an all new innovative step-pin tire for the 1:10 truck market; the result, a larger pin incorporating six sides. With a total of six sides, each pin acts as a 360-degree traction terror digging in to the surface below from all directions. Just ask the top Pro-Line drivers that were in attendance at the 2003 Dirt Nitro Challenge. Most all Pro-Line drivers used the LugNut to rocket them into the A-main. The LugNut tires come in soft/durable M2 compound or ultra-soft M3 compound and are equipped with foam inserts. Pro-Line…the first in square-lug technology, the first to introduce hexagon pin styling to the racing market. · Innovative hexagon styling · Race performance proven · Available in soft M2 and ultra-soft M3 compounds · 360° straight-edged pin traction