Check the listing for details. EZ Loader Bushing for Spring Equalizer Shackle 250-031580. Condition: New. Listed at 15.95 USD. 411Marine-RecreationalLargest EZ Loader Boat Trailer Parts Dealer EZ Loader Bushing for Spring Equalizer Shackle 250-031580EZ Loader Boat Trailer bushing for the spring equalizer shackle. When using springs on trailers with tandem or triple axles, the shackle "equalizes" the load. This bushing fits in the center of the Spring Equalizer Shackle, part # 250-031579-10 (sold separately). -Shipping and Return Policy- Shipping: Shipping is calculated using our shipping preferences. The shipping service we use is usually based on cost and consideration of transit times. If you would like to use a specific service, please contact us prior to ordering. Additional shipping may apply. Returns: Please verify that you are ordering the correct part prior to purchase. The buyer is responsible for return shipping. If you have any questions or need help please contact us prior to your purchase. We offer 30 day money back returns. If you need to return an item, please contact us for authorization and instructions. All returned items must be in original, never mounted, never used condition. Please pack your returns well and insure them for full value. Returns damaged in shipping will not be accepted.