{"product_id":"ouleme-trailer-jack-blocks-15-000-lb-rv-leveling-blocks-4-pack-8-5-pad-interlocking-polypropylene-for-jacks-wheels","title":"OULEME Trailer Jack Blocks 15,000 lb RV Leveling Blocks 4-Pack — 8.5\" Pad, Interlocking Polypropylene for Jacks \u0026 Wheels","description":"\u003cp\u003e\u003cstrong\u003eOULEME trailer jack blocks are heavy-duty, interlocking leveling pads that stabilize and raise RV jacks, tongue stands, scissor jacks and small wheels with up to 15,000 lbs capacity per block.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eWhen you need a reliable base for campsite leveling or for supporting a travel trailer’s tongue or stabilizers, these polypropylene blocks give a crush-resistant platform that stacks securely. Each rectangular block is designed to fit common 8.5\" jack pads while also accommodating round and square feet, tongue posts and small wheels. Built-in grooves and a textured underside help multiple layers lock together to hold position on soft or uneven ground.\u003c\/p\u003e\n\n\u003ch3\u003eHow will these blocks make setting up my RV easier?\u003c\/h3\u003e\n\u003cp\u003eThey simplify leveling by providing a stable, high-capacity foot under jacks and wheels so you can raise and support your trailer without sinking into soft soil or gravel. The uniform dimensions let you stack them to reach the height you need quickly.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLarge 8.5\" top pad fits standard jack plates and tongue wheels.\u003c\/li\u003e\n  \u003cli\u003eInterlocking grooves keep stacked blocks aligned and secure.\u003c\/li\u003e\n  \u003cli\u003eHigh-density polypropylene resists crushing and long-term deformation.\u003c\/li\u003e\n  \u003cli\u003eStack height options let you fine-tune tilt in small increments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich jack types and wheel sizes are compatible with OULEME blocks?\u003c\/h3\u003e\n\u003cp\u003eThese blocks were made to work with most common RV support points: square and round jack feet, tongue posts, scissor stabilizers and small jack wheels. The top platform accepts up to 9\" round feet and standard square pads while side features cradle smaller wheels and posts.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSupports square jack feet and round feet up to 9\" diameter.\u003c\/li\u003e\n  \u003cli\u003eFits 2\" tongue jack posts and small 6x2\" tongue wheels.\u003c\/li\u003e\n  \u003cli\u003eWorks with scissor stabilizer feet and many aftermarket pads.\u003c\/li\u003e\n  \u003cli\u003ePairs with other OULEME leveling blocks for customized setups.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow strong are these blocks and can I stack them safely?\u003c\/h3\u003e\n\u003cp\u003eEach block is rated to support up to 15,000 pounds, so a single pad provides a substantial support base; stacking increases height while maintaining stability thanks to the anti-slip base and interlock design. The materials and structure are engineered to resist crushing, even under heavy loads.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRated capacity: 15,000 lbs per block under intended use conditions.\u003c\/li\u003e\n  \u003cli\u003eInterlocking grooves and textured bottom prevent shifting when stacked.\u003c\/li\u003e\n  \u003cli\u003eDurable polypropylene construction designed for repeated use outdoors.\u003c\/li\u003e\n  \u003cli\u003eDouble-stacked height increases from 4.85\" to about 8.2\" for more clearance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the dimensions and practical uses for different setups?\u003c\/h3\u003e\n\u003cp\u003eThe block has a wide base for load distribution and a slightly smaller top pad to cradle jack feet and wheels. Use a single block for modest leveling, stack two for additional lift, or combine with other leveling accessories to handle uneven sites.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBottom footprint: approximately 10\" x 10\" for stable ground contact.\u003c\/li\u003e\n  \u003cli\u003eTop pad: approximately 8.5\" x 8.5\" to accept common jack plates.\u003c\/li\u003e\n  \u003cli\u003eHeight: 4.85\" per block; about 8.2\" when two are stacked together.\u003c\/li\u003e\n  \u003cli\u003eFour-pack gives flexibility for multiple contact points (jacks, stabilizers, tongue).\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? These OULEME leveling blocks are suited to RV owners, camper and travel trailer enthusiasts, and anyone who needs a dependable, portable support under jacks and small wheels. They’re particularly useful for weekend campers, long-haul travelers and DIYers who park on soft surfaces or uneven pads and want an affordable, durable solution to stabilize and level their rig without permanent modifications.\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: Can one OULEME block support my trailer tongue?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — each block is rated up to 15,000 lbs and can support a standard tongue or jack foot for most travel trailers when used on firm ground.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will these blocks work with scissor stabilizers and jack wheels?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They are compatible with scissor stabilizer feet, 2\" tongue posts and small 6x2\" jack wheels thanks to the top pad and side cradles.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"OULEME","offers":[{"title":"Default Title","offer_id":48080811884702,"sku":"B0G1YGXYGP","price":133.23,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/ouleme-front-packaging-view.jpg?v=1785788556","url":"https:\/\/northtrailauto.ca\/products\/ouleme-trailer-jack-blocks-15-000-lb-rv-leveling-blocks-4-pack-8-5-pad-interlocking-polypropylene-for-jacks-wheels","provider":"North Trail Auto","version":"1.0","type":"link"}