Amazon.com: Pin Wiz Trailer Hitch Clip, oldest review 2018, https://www.amazon.com/Pin-Wiz-Trailer-Hitch-Black/dp/B079QQ9PK5/ref-ref_cm_cr_arp_d_product_top?ie=UTF8, site visited Aug. 17, 2018 (Year: 2018; 13 pages. |
Buyers Hitch Pin, Johnsons surplus website 2023, site visited Apr. 25, 2023, https://www.johnsonssurplus.com/buyers-hitch-pin-w-cotter-1-x-6-1-4-66125.html. |
Cotter hair pin Details—175-2106—USA-CLEAN, website 2018, site visited Aug. 17, 2018,https://usafix.usaclean.com/..,m_adwords&gclid_CjOKCGjw5NnbBRDaARIsAJP-YR_UW77sZTGUF2JSm9PxkkOaDakw9H-ZPFomLCCZULNJTk-G3rR91UaAsZxEALw_wcB (Year:2018); 7 pages. |
Hand Moldable Plastic Molding a Handle published on May 9, 2011 at https://www.youtube.com/watch?v=RGSKSDdWIKw (Year:2011). |
Nordel EPDM Product Selection Guide; The Dow Chemical Company, Apr. 2014. |
Pin Whiz, Rhino Hitch website 2022, site visited Jul. 2, 2022, https://rhinohitch.com/products/pin-wiz?variant=36191009570977& currency=US D&utm_med i um =product . . . . |
Suregrip TM L-Handle Hitch Pin Lock; Found at https://www.resses-hitches.com/prodcuts/suregrip_tradeChrome, 3015-049 (Year:2019). |
Thomas, Sabu Maria, Hanna J. Joy, Jithin Chan, Chin Han Pothen, Laly A.. (2014), Natural Rubber materials, vol. 2—Composites and Nanocomposites—15.4.2.1 Hardness Type Shore A. Royal Society of Chemistry. |