Zoom icon Click to expand Tap to zoom Chevron down icon Chevron down icon Kieninger Model HTU Chime Fan by Kieninger Sale $32.04 | / SKU CP-3036 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 Model HTU Chime Fan Kieninger Model HTU Chime Fan, 9 teeth on the pinion, with a pinion diameter of 3.9 mm.