9" Ring Gear to Differential Case Bolt7/16"-20 x 0.9375"10/pkgCan be used for flywheels The most popular 9" ring gear bolt, for use on open differentials, Detroit Lockers and spoolsWill NOT fit Traction-lock differentialsSame as flywheel boltsThese Ford Racing ring gear bolts are just what you need when replacing or upgrading your ring gears. Don't use that old, unreliable hardware when you can replace it with new. These bolts can also be used for automatic transmission flywheels.Most Popular 9 in. Ring Gear BoltFor Use on Detroit Lockers Spools/Open DifferentialsBolt Threads Are Coated w/ThreadlockerSold In Pkg. Of 10Made in the USA