Pinit Speed Reducer(0) No Reviews yet SKU: 355-21 Retail: $137.50 Quantity discounts available QuantityPrice Quantity -+ Add to Shopping Cart Details Speed ReducerThis device adds an additional stage to the sewing machine belt. It works kind of like the big sprocket on a 10-speed bicycle, increasing... DetailsBackDetailsSpeed ReducerThis device adds an additional stage to the sewing machine belt. It works kind of like the big sprocket on a 10-speed bicycle, increasing torque and adding tremendous power at low speeds.#355-21 Reviews 0 BackRatings & ReviewsNo reviews availableBe the first to Write a Review