3,500 lbs Idler Trailer Axle (Capacity 3.5K); 5 Lug; Tube: 2 3/8"; Set of 2; This 3.5K TK 5-lug idler axle is an excellent choice for your new light-duty trailer, and we know youll love how easy it is to install. The axle comes fully assembled, so all youll have to do is attach the springs, the U-bolt kits, and the tire and wheel assemblies. The spring seats are welded to the bottom of the axle, which allows for a lower ride height. If you have any questions about this axle, then please contact us as soon as possible. At The Trailer Parts Outlet, were always here to help. Order your new 3.5K axle today. Internal Components: 3.5k (3500 lb Capacity) Bearing Kit (2 sets) - each set includes: Inner bearing and race; Outer bearing and race; Tang washer - for EZ-Lube spindle applications; Hub/Dust/Grease Cap; Cotter pin - for standard spindle applications; Outer race; Inner race; Double lip grease seal; 3.5k TK Axle Hub- 5 lug Idler; 3.5k TK Axle Beam - 3.5k Tube; 3.5k TK Axle Studs - 1/2"; Replaces TK Trailer Parts, AL-KO, Hayes, and Lippert Axles; Features: Axles come fully assembledPacked with High-Temp Axle Grease; Underslung - Axle is welded with spring seats on the bottom Allows for lower ride height; For optimal usage, use with double eye springs; EZ Lube Design Removable rubber plug on the hub cap with easy access to a grease-able zerk fitting; Grease your axle without pulling off your whole entire hub; High Strength Straight Steel Axle Tube Construction to ensureA better highway experience; Trailer Axle Design for use on Light Duty TrailersUtility Trailer Axle, Boat Trailer Axle, Car Haulers Trailer Axle, ATV Trailer Axle, Lawn & Landscape Trailer Axle, Motorcycle Trailer Axle, BBQ Pit Trailer Axle, Cargo Trailer Axle, Enclosed Trailer Axle, RV Trailer Axle & More; Internal Wiring System To ensure seamless design; Protect brake wires from wear and tear; Powder Coated Finish to Ensure Longevity;