Caterpillar 2S-1686 U-bolt is an OEM replacement fastener for Caterpillar equipment, listed as fitting models including 120G, 12G, 130G, 14G, 589, 637D, 639D, and 977K. The part carries OEM code 2S-1686 and has a weight of about 0.5 lb, with verified dimensions of 12 in (largest), 8 in (middle), and 0.6 in (smallest). This U-bolt provides secure mounting for components that require Caterpillar-style fasteners on the specified machines.
