DragRace Concepts 48 Pitch Spur Gears are machined from lightweight delrin and weigh in at just 6 grams. These gears feature a wider 4mm tooth profile designed to handle the heavy torque loads generated by high powered drag cars. The gears also feature a 2.5mm center section with a standard mounting hole profile to allow use with other applications. Available in 104, 105 and 106 tooth count options. Package includes one spur gear.