{"id":15406404993204,"title":"Pack of 4 Square Wire Lock Pin, Large Trailer Coupler Pin, 316 Stainless Steel Hardware Pin 1\/2 \"(12.7 mm) Diameter, 3-9\/16\" (90 mm) Length, Heavy Duty Safety Coupler Pin 1\/2\" x 3-9\/16\"","handle":"pack-of-4-square-wire-lock-pin-large-trailer-coupler-pin-316-stainless-steel-hardware-pin-1-2-12-7-mm-diameter-3-9-16-90-mm-length-heavy-duty-safety-coupler-pin-1-2-x-3-9-16","description":"\u003ch3\u003ePack of 4 Square Wire Lock Pin, Large Trailer Coupler Pin, 316 Stainless Steel Hardware Pin 1\/2 \"(12.7 mm) Diameter, 3-9\/16\" (90 mm) Length, Heavy Duty Safety Coupler Pin\u003c\/h3\u003e\n\u003cp id=\"b\"\u003ePack of 4 Square Wire Lock Pin, Large Trailer Coupler Pin, 316 Stainless Steel\nHardware Pin 1\/2 \"(12.7 mm) Diameter, 3-9\/16\" (90 mm) Length, Heavy Duty\nSafety Coupler Pin\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eHeavy-duty construction: The square safety coupler pin is less prone to wobbling or deformation, and helps reduce localized wear and indentation.\u003c\/li\u003e\n \u003cli\u003eEasy to use: Quick installation and removal without tools.\u003c\/li\u003e\n \u003cli\u003eCorrosion and rust resistance: The wire locking pin is made of 316 stainless steel, providing corrosion resistance and durability compared with 304 stainless steel and iron.\u003c\/li\u003e\n \u003cli\u003eSize: Each trailer coupler pin is 3-9\/16 inch (90 mm) in overall length, 1\/2 inch (12.7 mm) in diameter. Usable length: 2-3\/4 inch (70 mm).\u003c\/li\u003e\n \u003cli\u003eWidely used in trailers, trucks, boats, canopies, farm equipment, tractors, plows, lawn mowers, boom sprayers, satellite antennas, bench saws, and other locking applications.\u003c\/li\u003e\n \u003c\/ul\u003e","published_at":"2026-10-30T01:39:56+11:00","created_at":"2026-10-29T21:20:24+11:00","vendor":"TINGZHIGO","type":"Pins","tags":["industrial_Sep2026"],"price":18700,"price_min":18700,"price_max":18700,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":67607545315508,"title":"1\/2\" x 3-9\/16\"","option1":"1\/2\" x 3-9\/16\"","option2":null,"option3":null,"sku":"B0H6B92LKC","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Pack of 4 Square Wire Lock Pin, Large Trailer Coupler Pin, 316 Stainless Steel Hardware Pin 1\/2 \"(12.7 mm) Diameter, 3-9\/16\" (90 mm) Length, Heavy Duty Safety Coupler Pin 1\/2\" x 3-9\/16\" - 1\/2\" x 3-9\/16\"","public_title":"1\/2\" x 3-9\/16\"","options":["1\/2\" x 3-9\/16\""],"price":18700,"weight":490,"compare_at_price":null,"inventory_management":"shopify","barcode":"S-AQX-127X90-4","requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/auspowers.com\/cdn\/shop\/files\/B0H6B92LKC.jpg?v=1793269226","\/\/auspowers.com\/cdn\/shop\/files\/31tgcPB94aL.jpg?v=1793269226","\/\/auspowers.com\/cdn\/shop\/files\/31FoyyuhEIL.jpg?v=1793269226","\/\/auspowers.com\/cdn\/shop\/files\/41ox58OBg3L.jpg?v=1793269226","\/\/auspowers.com\/cdn\/shop\/files\/318OZZJjztL.jpg?v=1793269226","\/\/auspowers.com\/cdn\/shop\/files\/41IPW0-thCL.jpg?v=1793269226","\/\/auspowers.com\/cdn\/shop\/files\/41MTKTXXG3L.jpg?v=1793269226"],"featured_image":"\/\/auspowers.com\/cdn\/shop\/files\/B0H6B92LKC.jpg?v=1793269226","options":["Size"],"media":[{"alt":"TINGZHIGO pack of 4 square 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long","id":46289681219764,"position":7,"preview_image":{"aspect_ratio":1.0,"height":500,"width":500,"src":"\/\/auspowers.com\/cdn\/shop\/files\/41MTKTXXG3L.jpg?v=1793269226"},"aspect_ratio":1.0,"height":500,"media_type":"image","src":"\/\/auspowers.com\/cdn\/shop\/files\/41MTKTXXG3L.jpg?v=1793269226","width":500}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003ePack of 4 Square Wire Lock Pin, Large Trailer Coupler Pin, 316 Stainless Steel Hardware Pin 1\/2 \"(12.7 mm) Diameter, 3-9\/16\" (90 mm) Length, Heavy Duty Safety Coupler Pin\u003c\/h3\u003e\n\u003cp id=\"b\"\u003ePack of 4 Square Wire Lock Pin, Large Trailer Coupler Pin, 316 Stainless Steel\nHardware Pin 1\/2 \"(12.7 mm) Diameter, 3-9\/16\" (90 mm) Length, Heavy Duty\nSafety Coupler Pin\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eHeavy-duty construction: The square safety coupler pin is less prone to wobbling or deformation, and helps reduce localized wear and indentation.\u003c\/li\u003e\n \u003cli\u003eEasy to use: Quick installation and removal without tools.\u003c\/li\u003e\n \u003cli\u003eCorrosion and rust resistance: The wire locking pin is made of 316 stainless steel, providing corrosion resistance and durability compared with 304 stainless steel and iron.\u003c\/li\u003e\n \u003cli\u003eSize: Each trailer coupler pin is 3-9\/16 inch (90 mm) in overall length, 1\/2 inch (12.7 mm) in diameter. Usable length: 2-3\/4 inch (70 mm).\u003c\/li\u003e\n \u003cli\u003eWidely used in trailers, trucks, boats, canopies, farm equipment, tractors, plows, lawn mowers, boom sprayers, satellite antennas, bench saws, and other locking applications.\u003c\/li\u003e\n \u003c\/ul\u003e"}