An antique K-W master vibrator, an ignition coil synchronizer primarily used on early Ford Model T automobiles before mid-1913, when improved K-W vibrator coils decreased their need. Dimensions: 8H x 4W x 3D inches This lot may be picked up free of charge from our facilities in Sacramento, CA. Processing and shipping within the Continental US $35.00. All FedEx packages are sent with Direct Signature Required and insured at full replacement value for a fee of 1.5% of the purchase price, unless buyer accepts complete liability in writing. Discounts given on combined lot shipping. Good. Wear visible across. It is unknown if it is in working condition. Please see photos.