Used for bike carriers, platforms and generators, engineered to fit most 5th wheel and trailer frames, including I-beam, c-channel and rectangular sections.• Used For Bike And Cargo Carriers• Heavy Duty Steel Construction• Durable Powder Coated Finish• Adjusts From 47.125? To 77?• 350 Lb Tongue Weight Capacity• Engineered To Fit Most Recreational Vehicle Frames Heavy duty steel construction. Durable powder coated finish Adjusts from 47 1/8"" to 77"". | Ultra-Fab 2" Trailer Hitch Receiver for RVs