Household vibrating shuttle repair/ replacement parts. Front and rear slide plates. Rear etched with patent dates from Mar 10, 1871 through Mar 7, 1892 with "Household S.M.C. Prov. R.I. U.S.A." at bottom. Front etched with "Needles T Arbad" chart witth "Household S.M.Co. Prov.R.I. U.S.A." on bottom. Nice used antique part. Price includes shipping to lower 48, return for refund if fails on your restoration.