These just became available recently, includes brand new brackets that will work on 1970-75 or 1976-81 Camaros & Firebirds without modifications (dual bolt pattern). They also include new bushings and hardware. Brackets are powder coated satin black. Link below includes everything for one car - 2 brackets, bushings and hardware. Brackets and bushings are also available separately. Brand new powder coated brackets instead of rusty used brackets are now available.
https://screamingchicken.com/1970-81...ar-bump-stops/