These posts are not for the Gatekeeper cage. The Gatekeeper was designed for shorty batteries.
FT Aluminum Gear Diff Cover, black QI31847305
Heavy-Duty Ballstuds, 4 mm, long neck QI31847310
Heavy Duty Ballstud 4mm TiN QI31847309
CVA Axles QI31847317
Team Associated CVA Drive Shaft Rebuild Kit 91438 QI31847316
Ball Diff Outdrives QI31847325