{"product_id":"curt-trailer-tongue-coupler-lock-chrome-barbell-style-1-4-pin-fits-up-to-3-3-8-span","title":"CURT Trailer Tongue Coupler Lock — Chrome Barbell Style, 1\/4\" Pin, Fits Up to 3-3\/8\" Span","description":"\u003cp\u003e\u003cstrong\u003eCURT 23523 is a chrome-plated barbell-style coupler lock that secures latch-type trailer tongues with a 1\/4\" pin and up to a 3-3\/8\" span.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf you rely on a safety pin or coupler latch alone, you leave your trailer more exposed than necessary. The CURT 23523 coupler lock is engineered to lock the latch mechanism in place rather than simply retaining it, creating a stronger deterrent against tampering and opportunistic theft when your trailer is attached to a vehicle.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the CURT 23523 improve trailer security?\u003c\/h3\u003e\n\u003cp\u003eInstead of only keeping the latch closed, this lock inserts through the latch assembly and locks into a fixed position so the coupler cannot be opened without the key. Its barbell design protects the pin from direct manipulation while chrome plating helps resist corrosion from road and weather exposure.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBarbell-style construction shields the pin from tampering.\u003c\/li\u003e\n  \u003cli\u003eKey-operated cylinder secures the latch closed.\u003c\/li\u003e\n  \u003cli\u003eChrome finish increases corrosion resistance and longevity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this coupler lock fit my trailer's latch?\u003c\/h3\u003e\n\u003cp\u003eThe CURT 23523 is made for common latch-type couplers. It accepts a pin with a 1\/4\" diameter and fits coupler latch spans up to 3-3\/8\", so it covers many small-to-medium trailers, boat trailers, and utility trailers.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePin diameter: 1\/4\" (0.25 inches).\u003c\/li\u003e\n  \u003cli\u003eMaximum usable span: up to 3-3\/8\" between latch points.\u003c\/li\u003e\n  \u003cli\u003eDesigned specifically for latch-style couplers; not for ball-mount locks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does it perform in daily use and bad weather?\u003c\/h3\u003e\n\u003cp\u003eOperation is straightforward: a simple 1\/4-turn locks and unlocks the unit for fast, repeatable use. An included watertight dust cap helps keep internal components dry, and the chrome finish protects exterior surfaces from rust and road grime.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e1\/4-turn lock activation for quick securing and removal.\u003c\/li\u003e\n  \u003cli\u003eWatertight dust cap shields the keyway from moisture and debris.\u003c\/li\u003e\n  \u003cli\u003eDurable chrome plating reduces corrosion and eases cleaning.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat comes in the box and how do I manage keys?\u003c\/h3\u003e\n\u003cp\u003eCURT includes two keys with each 23523 lock so you can keep a spare accessible without compromising on security. The compact design stores easily in a glove box or toolkit when not in use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTwo identical keys included for convenience and backup.\u003c\/li\u003e\n  \u003cli\u003eCompact barbell size for easy storage when unlocked.\u003c\/li\u003e\n  \u003cli\u003eSimple installation—no special tools required beyond your hands.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The CURT 23523 coupler lock is for trailer owners who want a stronger mechanical deterrent than a standard safety pin—ideal for boat owners, weekend campers, landscapers, and anyone towing utility trailers who needs reliable, low-fuss protection while the trailer is coupled. It’s best for latch-style couplers within the 1\/4\" pin and 3-3\/8\" span specifications and for users who prefer a keyed, weather-protected solution with a visible, tamper-resistant profile.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the CURT 23523 fit all trailer couplers?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It fits latch-type couplers with a 1\/4\" pin diameter and up to a 3-3\/8\" span; not compatible with ball-mount-only locks.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are replacement keys available for this lock?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes; the lock ships with two keys and replacement keys can be ordered from CURT using the lock code or serial information.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"CURT","offers":[{"title":"Default Title","offer_id":48086078259358,"sku":"B01CT97ZRK","price":43.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/curt-23523-front-view-chrome.jpg?v=1785883642","url":"https:\/\/northtrailauto.ca\/products\/curt-trailer-tongue-coupler-lock-chrome-barbell-style-1-4-pin-fits-up-to-3-3-8-span","provider":"North Trail Auto","version":"1.0","type":"link"}