Overview Product Description Sonic Ultra Lite 50 Tooth 64 Pitch 3/32 Axle Aluminum Drag Crown SON 1231-50 Product Videos Custom Field Product Reviews Write a Review Write a Review × Sonic 64P Ultra Lite 50 Tooth SON 1231-50 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *