{"product_id":"sparkwhiz-2-weld-on-trailer-rollers-4-pack-heavy-duty-steel-skid-wheels-with-sealed-bearings","title":"SPARKWHIZ 2\" Weld-On Trailer Rollers 4-Pack — Heavy-Duty Steel Skid Wheels with Sealed Bearings","description":"\u003cp\u003e\u003cstrong\u003eSPARKWHIZ 4-Pack 2\" weld-on trailer rollers are heavy-duty steel skid wheels with grease fittings designed to protect trailer undercarriages and guide slides during hitching, loading, and movement.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese compact, weld-on micro rollers offer a low-profile solution for RVs, fifth wheels, utility trailers and other towable equipment where controlled contact and smooth sliding reduce abrasion and chassis damage. Built from hardened steel and fitted with sealed ball bearings, each 2\" roller mounts on a 3\"×2\" base plate and includes a grease nipple for easy upkeep. The welded installation keeps the rollers fixed in place for consistent performance in repeated use and rough conditions.\u003c\/p\u003e\n\n\u003ch3\u003eHow do these rollers protect my trailer's undercarriage?\u003c\/h3\u003e\n\u003cp\u003eThe steel skid wheels create a rolling contact point that takes the wear instead of paint, welds, or structural beams. By converting sliding friction into rolling motion, they reduce gouging and scraping during docking, backing, or tight turns. Fitted bearings ensure the wheel turns freely rather than dragging material across vulnerable surfaces.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e2\" diameter wheel reduces direct metal-to-metal abrasion\u003c\/li\u003e\n  \u003cli\u003eHeavy-gauge steel construction resists bending and deformation\u003c\/li\u003e\n  \u003cli\u003eSealed ball bearings maintain rotation under load\u003c\/li\u003e\n  \u003cli\u003eGrease nipple allows quick lubrication to extend life\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat makes these rollers durable and low-maintenance?\u003c\/h3\u003e\n\u003cp\u003eSPARKWHIZ rollers use premium steel and bearing assemblies to stand up to frequent use and environmental exposure. The weld-on base delivers a permanent mounting point that won’t loosen like bolt-on alternatives. Regular greasing through the included nipple keeps the bearings running smoothly and helps avoid premature wear.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh-strength steel resists impact and fatigue\u003c\/li\u003e\n  \u003cli\u003eWeld-on mount prevents fastener loosening\u003c\/li\u003e\n  \u003cli\u003eGrease fitting simplifies routine maintenance\u003c\/li\u003e\n  \u003cli\u003eBall-bearing design reduces rolling resistance and heat\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I install these weld-on micro rollers safely?\u003c\/h3\u003e\n\u003cp\u003eInstallation requires welding the base plate to a clean, structurally suitable spot on the frame or skid plate. Prepare the surface by removing paint and rust, tack-weld to check alignment, then complete the welds following manufacturer and safety guidelines. After welding, lubricate the bearings through the grease nipple before first use and periodically thereafter.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eClean mounting area to bare metal for solid welds\u003c\/li\u003e\n  \u003cli\u003eTack-weld to verify position before final welding\u003c\/li\u003e\n  \u003cli\u003eUse appropriate welding method for your trailer frame metal\u003c\/li\u003e\n  \u003cli\u003eGrease bearings after installation and during service intervals\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill these rollers fit my trailer and what are the dimensions?\u003c\/h3\u003e\n\u003cp\u003eEach roller measures approximately 2\" in diameter with a roughly 2\" thickness; the weld-on mounting base is about 3\" by 2\". These micro rollers are intended for compact contact points rather than as major load-bearing wheels. They work well where guidance or abrasion protection is required rather than full weight support.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRoller size: approximately 2\" × 2\"\u003c\/li\u003e\n  \u003cli\u003eMounting base: approximately 3\" × 2\"\u003c\/li\u003e\n  \u003cli\u003ePackage: four weld-on rollers with grease nipples\u003c\/li\u003e\n  \u003cli\u003eBest for guidance, sliding contact, and undercarriage protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: SPARKWHIZ 2\" weld-on trailer rollers are designed for RV owners, fifth-wheel and motorhome technicians, trailer builders, and DIYers who need a durable, low-profile solution to prevent scraping and wear on frames and skids. If you want a permanent, serviceable component made from heavy-gauge steel to reduce friction damage during hitching, loading, or maneuvering, this 4-pack provides an economical set of rollers ready for professional or at-home welding and upkeep.\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: Are these rollers bolt-on or weld-on?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They are weld-on rollers designed for permanent mounting to trailer frames; welding is required.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How do I maintain the roller bearings?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Use the included grease nipple to lubricate bearings regularly; follow usage frequency based on conditions.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"SPARKWHIZ","offers":[{"title":"Default Title","offer_id":48084172374174,"sku":"B0CKLBHYPC","price":88.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/sparkwhiz-front-view-package.jpg?v=1785848392","url":"https:\/\/northtrailauto.ca\/products\/sparkwhiz-2-weld-on-trailer-rollers-4-pack-heavy-duty-steel-skid-wheels-with-sealed-bearings","provider":"North Trail Auto","version":"1.0","type":"link"}