{"product_id":"heininger-5-8-threaded-pin-hitch-lock-6001-11-tpi-threaded-receiver-lock-weather-resistant-5-75","title":"Heininger 5\/8\" Threaded Pin Hitch Lock 6001 – 11 TPI Threaded Receiver Lock, Weather-Resistant 5.75\"","description":"\u003cp\u003e\u003cstrong\u003eThe Heininger 5\/8\" threaded pin hitch lock (model 6001) is a weather-resistant, anti-theft threaded pin designed to secure compatible Heininger trailer hitches and accessories in 2\" x 2\" receiver applications.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf you own a Heininger HitchMate, PortablePET Twistep, Advantage Hitch Extension or Advantage Tilt AWAY, this threaded pin lock is built specifically to match those products’ 5\/8\" (11 TPI) bolt requirements. It provides a keyed locking head and two keys, a compact 5.75\" total length, and a design intended for 2\" x 2\" class III\/IV receivers. Note: thread pitch and diameter are crucial — this lock was engineered for Heininger parts and may not fit other brands.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I confirm this lock fits my hitch or accessory?\u003c\/h3\u003e\n\u003cp\u003eMeasure both the pin diameter and the thread pitch of your existing hitch bolt before purchasing. The Heininger 6001 uses a 5\/8\" diameter pin with 11 threads per inch; mismatched threads will prevent engagement and can damage components.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eVerify pin hole diameter: 5\/8\" (0.625 in)\u003c\/li\u003e\n  \u003cli\u003eCheck thread pitch: 11 threads per inch (11 TPI)\u003c\/li\u003e\n  \u003cli\u003eConfirm receiver size: 2\" x 2\" (class III or IV)\u003c\/li\u003e\n  \u003cli\u003eCompare model compatibility: fits specified Heininger models listed by the brand\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat security and weather protection does the lock provide?\u003c\/h3\u003e\n\u003cp\u003eThis threaded pin includes a keyed locking head and comes with two keys for convenience. The head is weather-resistant to reduce corrosion risk from rain and road spray, though periodic maintenance will extend service life.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAnti-theft keyed lock mechanism with two keys included\u003c\/li\u003e\n  \u003cli\u003eWeather-resistant locking head to resist moisture\u003c\/li\u003e\n  \u003cli\u003eThreaded engagement reduces accidental release compared to pins without threads\u003c\/li\u003e\n  \u003cli\u003eCompact 5.75\" length suited for common hitch setups\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich Heininger products are compatible with this pin?\u003c\/h3\u003e\n\u003cp\u003eThe 6001 threaded pin is made to fit a set of Heininger accessories that use the same 5\/8\" x 11 TPI bolt specification. It will not function with parts that use different thread measurements or with certain models explicitly excluded by Heininger.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible: HitchMate Truck Step XL (#4037)\u003c\/li\u003e\n  \u003cli\u003eCompatible: PortablePET Truck Twistep (#3045)\u003c\/li\u003e\n  \u003cli\u003eCompatible: Advantage Hitch Extension (#6000)\u003c\/li\u003e\n  \u003cli\u003eCompatible: Advantage Tilt AWAY (#3010); NOT compatible with SUV Twistep #3052\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan I use this lock with other brands like Thule?\u003c\/h3\u003e\n\u003cp\u003eNo — this threaded pin is tailored to Heininger thread standards and will not work with many other manufacturers. If you need a replacement for a different brand, check that brand’s specified pin diameter and thread pitch or purchase their recommended locking part.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDoes not fit Thule bike racks; look for the brand-specific Thule lock\u003c\/li\u003e\n  \u003cli\u003eMay not work with other bike rack brands due to thread differences\u003c\/li\u003e\n  \u003cli\u003eIncorrect thread engagement can cause cross-threading and damage\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Heininger 5\/8\" Threaded Pin Hitch Lock 6001 is intended for vehicle owners who already have compatible Heininger steps, bike racks or hitch accessories and want a keyed, threaded locking solution matched to those products. Choose this part when your accessory specifies a 5\/8\" diameter with 11 TPI and you use a 2\" x 2\" receiver; if your setup uses different threads or another brand, select the appropriate manufacturer-specific lock instead.\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: Will this pin work with Thule bike racks?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. The 6001 uses 5\/8\" diameter with 11 TPI and is not compatible with Thule; use a Thule-specific lock.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What receiver size is required?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It fits 2\" x 2\" class III or IV receivers when your accessory uses the 5\/8\" x 11 TPI threaded bolt.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Heininger","offers":[{"title":"Default Title","offer_id":48084643020958,"sku":"B0002Z9O3C","price":34.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/heininger-front-packaging-pin-lock.jpg?v=1785861464","url":"https:\/\/northtrailauto.ca\/products\/heininger-5-8-threaded-pin-hitch-lock-6001-11-tpi-threaded-receiver-lock-weather-resistant-5-75","provider":"North Trail Auto","version":"1.0","type":"link"}