【FIT】For trailer idler hub 5 on 4-1/2" for 3,500 lbs trailer axle.Fits 1-1/16'' to 1-3/8" Trailer Axles 3500lb #84 Spindle.Please measure the old hub size.And confirm that the bearings are L44649 and L68149.
【HOW TO MEASURE BOLT PATTERN】5 lug is from the OUTERMOST point of a hole to the CENTER of another hole.If the measurement is 4.5 inches and the hubs is 3,500 pounds,the hub can be replaced.If you do not know how to measure, please refer to image 3.
【EASY TO INSTALL】All accessories are pre-installed.Pre-lubrication of bearings with grease.Sealed with plastic caps to prevent leakage.Grind OD to a taper around leading edge of the cap. Very easy to install compared to hubs that are not pre-installed.
【HIGH QUALITY】Strictly following the U.S. G3000 standard, the hub is made of high-quality carbon steel with anti-rust surface treatment; the bearing is made of high-quality bearing steel with precision bearings for low working noise; the grease seal adopts a double-lip design for no leakage.
【WELL PACKING 】The parts are individually packed in bubble bags.Protect the small size with the large size.Packed in a heavy duty box.Effectively avoid damage due to parts colliding with each other in the box.