Unbranded Yellow Heavy-Duty Die/Compression Spring Approx. measurements are 1.920" od. x 1.020 id. x 4-1/2" Long .360" x .450" rectangular wire.

                                                                                                                                
This is surplus to a factory that kept spare parts on the shelf the parts / boxes may show shelf wear and have some dust on them
 
 
[Please Look at all the pictures they are part of the description]
 
                                                                        [B1-F1-R1-S4-4]