Zoom icon Click to expand Tap to zoom Chevron down icon Chevron down icon Kieninger KSU Third Wheel by Kieninger Sale $33.50 | / SKU CP-3095 1 2 3 4 5 6 7 8 9 10+ Quantity Chevron down icon Quantity Add to cart Spinner icon Notify me when back in stock Email address Email me when available Kieninger KSU Third Wheel This Third Wheel has 70 teeth, pinion has 16 leaves, 8.2 mm overall length.