U-Bolts Description AMK Finish OEM Part # Origin AMK Part # CLICK FOR PRICING 1/4-28 X 1 3/4 GR8 U-BOLT 1.36 C-C w LK NUTS. 2 pk Mixed Materials or Special Finish (KDA)+(2-IAP8) C0DZ-4529-A B-12768 5/16-18 X 1.81 GR8 U-BOLT 1.41 C-C w LK NUTS. 2 pk Mixed Materials or Special Finish (KWU)+(2-ZZ~7) 1358938 B-13225 5/16-24 X 1 3/4 U-BOLT 1.41 C-C w LK NUTS. 2 pk Mixed Materials or Special Finish (PFP)+(2-IAO7) B-14133 5/16-18 X 2.0 GR8 U-BOLT 1.50 C-C w LK NUTS. 2 pk Mixed Materials or Special Finish (PHG)+(2-ZZ~7) 1357255 B-14132 5/16-24 X 1.88 GR8 U-BOLT 1.58 C-C w LK NUTS. 2 pk Mixed Materials or Special Finish (BHQ)+(2-IAO7) C1AZ-4529-A, C4AW-4529-A B-12769 3/8-24 X 2.0 U-BOLT 1.656 C-C w LK NUTS. 2 pk Mixed Materials or Special Finish (OCP)+(2-LIW36P) B-10225 7/16-20 X 5.0 U-BOLT 2.67 C-C PLAIN. 2 pk Plain Finish (KBC) C4DA-5705-A B-12770 7/16-20 X 5 1/2 U-BOLT 3.20 C-C PLAIN. 2 pk Plain Finish (KBE) C7ZA-5705-A, C9ZA-5705-A or B B-12771 7/16-20 X 5 3/4 U-BOLT 3.20 C-C PLAIN. 2 pk Plain Finish (KBF) D0ZA-5705-B B-12772 7/16-20 X 6 1/2 GR5 U-BOLT 2.67 C-C PLAIN. 2 pk Plain Finish (OWL) B-11707 7/16-20 X 7.0 U-BOLT 3.2 C-C PLAIN. 2 pk Plain Finish (KWS) D3WA-5705-AA, C6OA-C or F (sim), C8OA-A (sim) B-13223 DISCONTINUED 320.. 2 pk Plain Finish (OWU) B-11708 7/16-20 X 6 1/8 GR8 U-BOLT 3.5 C-C PHOS. 2 pk Phosphate & Oil (OQR) 3930054 B-11621 7/16-20 X 6 3/4 GR8 U-BOLT 3.5 C-C PHOS. 2 pk Phosphate & Oil (KWR) 482970, 3930054 (sim) B-13224 1/2-20 X 6 5/8 GR5 U-BOLT 3.56 C-C PHOS. 2 pk Phosphate & Oil (ONE) 1489746 (Chry) B-11502 1/2-20 X 7 1/8 GR5 U-BOLT 3.56 C-C PHOS. 2 pk Phosphate & Oil (ONP) 1489747 (Chry) B-11503