4 on 4" - Trailer Hub ilder Hub - Pre-Assembled Greased 2,000 lbs Trailer BT8 1" Straight Spindle - Bearings, Seals, Hardware Included

Wheel Hub Bolt Pattern

Designed to fit small trailer axles with a 4-inch bolt circle and 4 lug holes (4-on-4” Bolt Pattern)

Pre-Lubrication & Pre-Assembled

Pre-assembled and pre-lubricated bearings and grease seals make installation fast and easy. This complete kit includes all the essential components, ready to mount directly onto your trailer axle—no extra prep needed

Idler Hub Bearing Kit

Comes complete with (L44643) inner/outer bearings, pre-installed (L44610) races, and a (SL-122/12192TB) grease seal for easy installation

Compatible Spindles

Fits Compatible with standard 1-inch straight trailer spindles commonly used on light-duty trailers (1" Straight Spindles)

Hardware

Includes dust cap, 4 lug nuts, and spindle washer