This auction is for a pair of NOS rear bumper arms ( brackets ) in excellent condition. Ford part # 1M-17788 ( LH - Inner ) and 1M-17787 ( RH - Inner ). These are NEW factory original " MADE IN THE USA " quality FORD parts. Both have some very light surface rust, but will clean up easily. These have been in my dry storage parts building for over 40 years. Will fit 1951 Mercury passenger cars ( 1CM ) except 79 series station wagons. Combined shipping discounts apply on multiple purchases whenever possible. I have been selling on eBay for over 20 years and have a 100% positive feedback rating, so buy with confidence. Questions are always welcome, so don't hesitate to ask. Please be sure to check out my eBay store for more Vintage & Classic parts, accessories and auto literature. I list a large variety of NOS, NORS and quality used parts every week, so check back often.