{"product_id":"hot-racing-trxf21hkw-brass-heavy-metal-knuckle-weight-trx4","title":"Hot Racing TRXF21HKW Brass Heavy Metal Knuckle Weight: TRX4","description":"This is a Hot Racing TRXF21HKW Brass Heavy Metal Knuckle Weight: TRX4. CNC machined solid brass billet. Adds weight to the lowest location of the vehicle to lower its center of gravity, increase its stability, and make it an overall more capable crawler. Aids climbing and, when used on the front, help reduce the chance of flipping backwards. Adds 76g per hub. Fits either the front or rear. Direct fit to outer portal drive housings: factory plastic Traxxas 8251 or Hot Racing aluminum TRXF21C01.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eCondition:\u003c\/strong\u003e Factory New\u003cbr\u003e\u003cstrong\u003eOperational Status:\u003c\/strong\u003e \u003ca href=\"#\" title=\"This item is brand new from the factory.\"\u003eFunctional\u003c\/a\u003e\u003cbr\u003e\u003cstrong\u003eOriginal Box:\u003c\/strong\u003e Yes\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Hot Racing\u003cbr\u003e\u003cstrong\u003eModel Number:\u003c\/strong\u003e TRXF21HKW\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eCategory 1:\u003c\/strong\u003e Other Scales - RC\u003cbr\u003e\u003cstrong\u003eCategory 2:\u003c\/strong\u003e Suspension \u0026amp; Steering\u003cbr\u003e\u003cbr\u003e\u003cbr\u003eThe Trainz SKU for this item is P12323250. \u003cbr\u003e\u003cbr\u003e\u003cspan style=\"font-size: 6px !important; color: #d3d3d3 !important; line-height: 8px !important;\"\u003eTrainz Product Id: 12323250\u003c\/span\u003e","brand":"Hot Racing","offers":[{"title":"Default Title","offer_id":44056755667066,"sku":"P12323250","price":33.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1260\/4747\/files\/4239366.jpg?v=1761905782","url":"https:\/\/www.trainz.com\/products\/hot-racing-trxf21hkw-brass-heavy-metal-knuckle-weight-trx4","provider":"Trainz","version":"1.0","type":"link"}