High Quality: Longer lifespan & updated design. Made of premium black soft rubber, durable 2 inch hitch plug insert is ready to serve a long time. AUTO 2 inch hitch tube plug,Fit any 2" x 2" trailer receiver tube,which is universally used in most of class 3, 4, 5 hitches.The tow hitch cover is suitable for Ford Toyota Mercedes Mopar Audi ect. AITRIP Hitch tubes' reliable protector. A well fitting receiver tube cover 2 inch keeps mud, dirt, dust, rain,snow, ice and small animals out off the tube and prevent receiver tubes from rusting fits for standard 2"" x2"" receiver tube and hitch ball. Simply push it into your hitch tube without any tool. No pin or clip required to hold in place, the friction from the ribs can keep it always there. Try to pull it out, to check whether it works well. Trailer hook cap plug insert, fit any 2" x 2" trailer receiver tube. Such as: Class 3 Ill Receiver Hitch, Class 4 IV Receiver Hitch, Class 5 V Receiver Hitch.