HPI 48 Pitch Spur Gear, 90T 48P, 90T, spur gear.
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HPI 48 Pitch Spur Gear, 90T Part# 0-HPI6990
Composite construction Black in color
Outer diameter: 48.5mm (1.913") Thickness: 5mm (0.20") Number of teeth: 90 Pitch: 48