I received a couple 1971/72 Master Cylinders by mistake last week from my Vendor. (they were suppose to be 1970 versions) These have been hard to get lately so rather than sending them back I'm keeping them. So if anyone needs a 1971/72 Master Cylinder for a A body with Front Disc Brakes I have the correct ones in stock . . . . $85 each plus exact shipping to your address I accept Pay Pal and all major Credit Cards. Order by phone by calling (715) 874-6037 Shop Hours Monday - Friday 1 pm to 6 pm Central time. Thanks for Looking, Best Fastener Collection in the country for 1970 - 1972 Buick GS, GSX & Skylark! And Made in the USA. Don't like dealing with the Big Name Retailers? Give me a shout. I'll be happy to help and share 30 + years of experience in Racing & Restoring Buick Muscle Cars. Check out my New Website for 100's of Buick GS, GSX & Skylark Restoration Parts! I now have an OEM Page as well with 100's of parts to be added as time permits! www.Stage1Restoration.com