Overview Reviews Product Description Machined from 303 stainless steel that's 15% heavier than standard steel, allowing more mass in a smaller space No extra gaskets or leaking plastic spacers. FLYWHEEL WEIGHT 11OZ. Product Videos Custom Field Product Reviews Write a Review Write a Review × TMV Tmv Flywheel Weight 310Fw1311 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *