CertBuy 8 Pack Square U-Bolts 2-1/2" Inner Width 100mm Length 304 Stainless Steel U-Bolts with Washers and Nuts Replacement Parts and Accessories for Automobiles Trailer, Ski Boat, or Sailboat Trailer: Amazon.com: Industrial
uxcell Round U-Bolt 1 Set 2.36"(60mm) Inner Width 110mm Length Steel M6 with Nut, Plate, Washer: Amazon.com: Industrial & Scientific
Amazon.com: Tuff Country 27854 U-Bolt : Automotive
U-Bolt Pipe Clamp U Bolt Assembly For Outdoor Antenna,secure an antenna mast (as well as pipes and ropes) of up to 1 5/8” diameter 2pcs - - Amazon .com
8) Stainless Steel Square U-Bolts Boat Trailer U Bolt Ubolt 1/2" D x 3 1/16" Inside Width x 5 5/16" Inside Length: Amazon.com: Industrial & Scientific
Square U Bolt in Zinc 3/8'' x 3'' x 7'' U Bolt Zn, Industrial and Scientific Supplies U Bolts for Boat Trailer Tube, Rectangular Wood and Metal Objects (4 Pieces): Amazon.com: Industrial