?Suitable For?Our Trailer Spare Tire Holder Compatible With 4 5 6 Lugs Trailer Wheels On 4, 4.5, 4.75, 5 And 5.5 Bolt Patterns. Because Of Its Universal Compatibility, It Is Also Good For Using As The Boat Spare Tire Mount,Camper Spare Tire Mount And Rv Spare Tire Mount. ?150 Lbs Heavy Duty?The Spare Tire Mount For Boat Trailer Is Reinforced With An Upgraded Triangular Structure Welded Together, With A Sturdy Rectangular Behind Plate That Holds The Steel Beam Firmly In Place, Angled And Raised Mount Design Make It Can Hold Up To 150 Lbs. ?Robust & Durable?The Industrial Solid Iron And Sandblasting Process Gives Trailer Spare Tire Holder A Durable, Smooth And Attractive Surface Also Resist Rust And Corrosion. Tightened The Screws, Your Spare Tire Mount Will No Longer Have The Risk Of Losing A Tire. ?Easy To Install?The Features Of This Spare Tire Mount For Utility Trailer Is A Sloping And Raised Design Concept To Reduce Wind Resistance And Low Clearance To The Ground, Firmly Lock The Tire. Different Length Bolts, No Drilling Required, Just Need A Wrench, Make Installation And Removal A Breeze And You Can Choose The Height Of The Steel Beam Yourself. ?Worry-Free?Each Trailer Tire Mount Is Rigorously Tested Before Shipment. Please Contact Us At Any Time If You Have Any Questions Regarding Spare Tire Mount Installation. We Are Always 24 Hours Online And Will Definitely Give You A Satisfactory Solution.