{"product_id":"4pcs-6in-rv-trailer-jack-block-set-stable-stackable-support","title":"4PCS 6in RV Trailer Jack Block Set - Stable, Stackable Support","description":"\u003cp\u003eIn this review of the 4PCS 6in RV Trailer Jack Block set the bottom line is simple: this kit is for RV and trailer owners who need a tough, stackable support solution that stops sway and movement when parked. The reviewer found the blocks work with a wide range of jack feet and stabilizers, delivering predictable leveling and peace of mind on uneven ground. Built from a high-performance polymer with anti-UV additives, these blocks feel solid under load and are easy to carry and store in the included bag.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eAll-in-One Compatibility:\u003c\/strong\u003e Fits nearly any tongue jack foot, wheel jack, 9 round 5th wheel hydraulic feet, and scissor stabilizers so you do not need multiple adapters.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHeavy Duty Construction:\u003c\/strong\u003e Made from a high-performance polymer with anti-UV additives to resist grime, oil and sun exposure for long-term outdoor use.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHigh Load Capacity:\u003c\/strong\u003e Each block is rated to support a G.V.W of about 40000 lbs per block, providing confidence under heavy loads.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eStackable Adjustable Height:\u003c\/strong\u003e The stackable design lets you change height in small increments to achieve precise leveling on uneven sites.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eConvenient Storage and Transport:\u003c\/strong\u003e A side hole with rope and a compact storage bag make carrying and storing the blocks straightforward and space saving.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis set is best for owners of travel trailers, campers, and fifth wheels who need a reliable, universal support that reduces sway and movement when parked. It works well for those who move frequently between campsites and want a lightweight, durable solution that stacks for fine height adjustments.\u003c\/p\u003e\n\u003cp\u003eThose who should look elsewhere include users who require metal jack adapters for permanent mounting or very specialized feet shapes not compatible with polymer blocks, or operators who need built-in mechanical leveling systems rather than manual stacking.\u003c\/p\u003e\n\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eExcellent stability under load, reported by customers as resisting sway and movement effectively.\u003c\/li\u003e\n \u003cli\u003eSolid build quality with UV-resistant polymer that stands up to dirt and oil.\u003c\/li\u003e\n \u003cli\u003eVersatile fit for round and square jack feet, scissor stabilizers, and many 5th wheel hydraulic feet.\u003c\/li\u003e\n \u003cli\u003eEasy to carry and store with rope hole and included bag.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003ePolymer construction may not suit those who prefer metal blocks for permanent, high-wear installations.\u003c\/li\u003e\n \u003cli\u003eHeight increments depend on stacking whole blocks, so very fine single-quarter-inch changes are not possible without additional shims.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n\u003ctd\u003eSet Includes\u003c\/td\u003e\n\u003ctd\u003e4 blocks and storage bag\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eHeight\u003c\/td\u003e\n\u003ctd\u003eAbout 6in per block\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eLength\u003c\/td\u003e\n\u003ctd\u003e11.5in\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eWidth\u003c\/td\u003e\n\u003ctd\u003e11.5in\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eHigh-performance polymer with anti-UV additives\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eLoad Capacity\u003c\/td\u003e\n\u003ctd\u003eG.V.W 40000 lbs per block (manufacturer stated)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eCarry\u003c\/td\u003e\n\u003ctd\u003eSide hole with rope and storage bag included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe 4PCS 6in RV Trailer Jack Block set is a practical, value-oriented choice for trailer and RV owners who want a universal, stackable support that reduces sway and levels reliably. It combines durable polymer construction, high load rating and easy transport in a compact package, making it a sensible buy for campsite leveling and short-term stabilization needs.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill these blocks fit my scissor stabilizer?\u003c\/strong\u003e\u003cbr\u003eYes; the blocks are designed to accept scissor stabilizer feet as well as round and square jack feet.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow many blocks do I need to reach a greater height?\u003c\/strong\u003e\u003cbr\u003eBlocks are stackable, so add blocks incrementally to reach the desired height; each block is about 6in tall.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the material weather resistant?\u003c\/strong\u003e\u003cbr\u003eYes; the polymer includes anti-UV additives to resist sun, dirt and oil for extended outdoor use.\u003c\/p\u003e","brand":"HOXWELL","offers":[{"title":"Default Title","offer_id":48179705807067,"sku":"B0DRHZJVP9","price":88.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71Cg5g3-50L._AC_SL1500.jpg?v=1769519817","url":"https:\/\/gearmusthave.com\/products\/4pcs-6in-rv-trailer-jack-block-set-stable-stackable-support","provider":"GearMustHave","version":"1.0","type":"link"}