Overview Product Description Koford 10 Tooth Select Black Diamond 64 Pitch Pinion - KOF-M427-10 Product Videos Custom Field Product Reviews Write a Review Write a Review × Koford 10 Tooth SBD M427-10 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *