We have a few of these from our 70-81 firebird parts cars. I believe these will fit 70-81 firebirds, trans am Camaro 

check our other items, 

These are all in good shape, not brand new, but they are move nice and smooth, The springs are all working, so you will have no problems. We also have the proportioning valve, brake booster, brake pedal, and master and other brake parts listed here on ebay, buy more than one item and receive a shipping discount If you want some more pictures, please contact us. Any questions please ask. Don't forget to check out all my other camaro parts here on ebay. Thanks and Happy Bidding