Feature●Set of 2 trailer idler hub kits 5 on 5" for 3500 lbs axle hub,fits Spindle #84●4 x bearing races installed - 1-1/16 to 1-3/8 Axles-L68149 inner and L44649 outer bearing;2 x rubber plug dust cover 198O.D;2 x Grease seals trailer axle hub bearing kits●Trailer idler hub kits 5 on 5" bolt pattern with 10 x 1/2"-20 wheel hub nuts installed and 1 x Cotter Pin (Length: 2.3")●JADODE trailer wheel hub assembly kit make of durable chrome steel plus double lips and wheel hub with coating design ensure better sealing and anti-rust. Notes: all this Idler fit straight spindles, not for tapered spindles●The trailer idler hub kits pre-greased trailer parts & accessories offers warranty.Streamlined design for easy of use is our philosophy,with guaranteed after-sales service,feel free to buyDescription