SHOCK MOUNTING TAB SET (RADIUS EDGE) - BRACKETS WELD TO 1-5/8" ROUND TUBING (CAN BE GROUND FOR LARGER DIAMETER TUBING) - INCLUDES FOUR 1/2"-HOLE RADIUS-EDGE TABS, FOUR MISALIGNMENT BUSHINGS, TWO 1/2-20 x 2-1/2" GRADE 8 BOLTS, AND TWO 1/2-20 NYLON-INSERT LOCKNUTS