Zoom icon Click to expand Tap to zoom Chevron down icon Chevron down icon Moon Phase Pinion 8 mm by Hermle Sale $24.50 | / SKU CP-1072 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 Moon Phase Pinion 8 mm has 20 teeth and a 8 mm hole. This Pinion is made specifically for FHS clock movement 1171.