This auction is for a NOS master cylinder rebuild kit in perfect condition. Niehoff part # K-1175 ( 1" bore ). These are NEW factory original " MADE IN THE USA " quality parts in the original factory package. Guaranteed superior quality that meets or exceeds all OEM specifications. Will fit 1973 1974 1975 1976 Ford 1/2 Ton Pickup Truck F100, F150 ( 4 x 2 ) and 1973-77 3/4 Ton Truck F250 ( 4 x 2 ) w/ disc brakes. Also fits 1976-77 Bronco. Combined shipping discounts apply on multiple purchases whenever possible. Questions are always welcome, so don't hesitate to ask. Please be sure to check out my eBay store for more Vintage and Classic parts & accessories. I list a large variety of NOS, NORS and quality used parts every week, so check back often.