Trailer king pin 2" dia double spool weld on for 5th wheel; 5/16" bolster plate

Description

Trailer 5th wheel forged S.A.E. standard J700B  King Pin, 2" dia Double Spool Series; Weld On;
Steel Forging Brinell 380-420. AAR rated
5/16" Bolster Thickness Bolster plate
A dimension = 2.88"
B dimension = 2.12"
Made in Spain