HIGH-STRENGTH: This receiver tube is constructed from quality steel to offer dependable strength Hitch Step 2 Inch Receiver 2 Bumper Hitch Receiver For 4 Square RV Bumpers - 200 Lb Capacity, Bike & Cargo Carrier Adapter 200 Lb Cargo Carrier Hitch Trailer Hitch Adapter Roadmaster Trailer Hitch Receiver Tube Adapter 070 Fits 2 Inch Receiver Hitch Adapter For Truck Trailer RV Tack welded collar: To maximize strength at the opening, this hitch tube receiver is fitted with a 0.7-inch reinforcement collar Package Includes: 1 x 2-1/2 to 2 Heavy Duty Trailer Hitch Adapter Pre-drilled Holes: For convenience, this trailer hitch receiver tube comes with pre-drilled holes, making it easy to accommodate a trailer hitch Fitment: Insert sleeve mount adapter reduces standard 2-1/2 square receiver hitch to accept 2 to insert. Why I Switched to a 2 Inch Hitch Receiver Tube Feature: Fits 2-1/2 inch adapter., Accepts 2-inch inserts.