RV TOWING HITCH BALL 2-5/16X1-1/4X2-5/8 CHR
Husky Solid Steel Trailer Hitch Ball â Manufactured from a single piece of solid steel. Includes lockwasher and nut. Follow these easy steps to properly determine the correct trailer ball for your application: A. Determine Ball & Coupler Size â Most couplers are stamped with the required trailer ball size. The sizes youâll most likely find stamped in the coupler are: â¢ Class I, 1-7/8"; â¢ Class II, 2"; â¢ Class III, 2-5/16". B. Gross Trailer Weight (GTW) â Select the appropriate trailer ball to match or exceed the Gross Trailer Weight rating of the trailer. C. Match the Trailer Ball Shank to the Ball Platform Thickness & Hole Size â When mounted in the ball platform, the threaded ball shank must protrude beyond the bottom of the lock washer and nut at least two threads. D. Hole Size â The trailer ball shank must be matched to the platform hole diameter size. Standard hole sizes are: â¢ Class I: 3/4" diameter; â¢ Class II: 3/4" diameter; â¢ Class III/IV: 1" diameter; â¢ Weight Distribution: 1-1/4" diameter. â Ball Dia.: 2-5/16â; Shank Dia.: 1-1/4â; Shank Length: 2-5/8â; GTW: 12,000 lbs. Ball Platform Thickness: 3/8" â 3/4".