Elastic U-shaped Bend Structure: Curved U-shaped main body maintains consistent clamping tension after repeated opening and closing, the locking shape stays intact when you repeatedly pull out and insert the pin during mechanical assembly work Smooth Cylindrical Shaft Body: Polished straight shaft slides smoothly through reserved mounting holes, you can complete plug-in locking quickly without jamming when fixing connecting parts on farm and garden equipment Integrated One-piece Forming: The whole fastener is shaped as a single unit without split joints, the structure will not crack or separate after long-term shaking and repeated disassembly on mobile machinery Precise Outer Dimension Matching: Standard outer contour fits neatly inside common mounting holes, the pin stays firmly seated and will not slip out from the hole while the machine keeps moving on rough ground Wide Mechanical Connection Matching: This plug-in locking piece works well for gate latches, trailer connecting parts and agricultural equipment linkages, serving as a locking fastener for various mechanical connection points, Manufacturer: zyrqon