{"product_id":"cast-iron-machined-45lb-and-calibrated-solid-steel-weight-plate-sets","title":"Cast Iron 45 lb \u0026 Calibrated Solid Steel Olympic Weight Plate Sets","description":"\u003cp\u003e\u003cspan\u003eCombine ultra-thin \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecast iron 45 lb plates\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e with precision-calibrated \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003esolid steel change plates\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e in one high-performance Olympic weight set. These sets are designed for lifters who want compact plate profiles, tighter weight tolerances, and American-made construction for serious strength training.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe smaller solid steel plates are calibrated to \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ewithin 0.25% of stated weight\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, while the cast iron 45 lb plates are held to \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ewithin 1%\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eAvailable Sets\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003e175 lb Set Includes\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e1 pair of calibrated solid steel 2.5 lb plates\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1 pair of calibrated solid steel 5 lb plates\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1 pair of calibrated solid steel 10 lb plates\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1 pair of calibrated solid steel 25 lb plates\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1 pair of cast iron 45 lb plates in clear or black coated finish\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003e265 lb Set Includes\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e1 pair of calibrated solid steel 2.5 lb plates\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1 pair of calibrated solid steel 5 lb plates\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1 pair of calibrated solid steel 10 lb plates\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1 pair of calibrated solid steel 25 lb plates\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e2 pairs of cast iron 45 lb plates in clear or black coated finish\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003e355 lb Set Includes\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e1 pair of calibrated solid steel 2.5 lb plates\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1 pair of calibrated solid steel 5 lb plates\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1 pair of calibrated solid steel 10 lb plates\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1 pair of calibrated solid steel 25 lb plates\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e3 pairs of cast iron 45 lb plates in clear or black coated finish\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003ePrecision Weight Tolerances\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSolid Steel Plates:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Calibrated to within ±0.25%\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCast Iron 45 lb Plates:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Within ±1%\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eThe tighter tolerances make these sets well suited for strength athletes, powerlifters, serious home gyms, and training facilities where consistent loading matters.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003ePre-Order Production Model\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe calibrated solid steel plates are produced in \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e6-week manufacturing batches\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. This batch-production system supports domestic manufacturing while helping control production costs and maintain consistent quality.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eOrders are collected during each cycle and released into production with the next scheduled batch.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCustom Engraving Available\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eSelect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eCustom Engraved\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e option to personalize eligible plates with:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eNames\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDates\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTeam names\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePersonal mottos\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOther text up to 20 characters\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eCustom logos and branded engraving may also be available by special request.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e45 lb Plate Availability\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eClear-coated 45 lb cast iron plates are made to order and may require approximately \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e7–14 days\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for production.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eOther in-stock components may ship sooner depending on current availability.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eAmerican-made construction\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCalibrated solid steel change plates\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUltra-thin cast iron 45 lb plates\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePrecision weight tolerances\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eStandard Olympic compatibility\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSpace-saving plate profiles\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eClear or black coated 45 lb plate options\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOptional custom engraving\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMultiple set sizes for different training needs\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eBuilt for Serious Strength Training\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThese mixed-material sets deliver the precision of calibrated steel where smaller weight changes matter most, while using thin cast iron 45 lb plates for efficient heavy loading.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThey are a strong choice for powerlifting, progressive overload training, athletic performance facilities, commercial gyms, and premium home gym setups.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\n\u003cspan style=\"font-size: 0.875rem;\"\u003e \u003c\/span\u003e\u003cbr\u003e\n\u003c\/h2\u003e","brand":"Weight It Out","offers":[{"title":"Gold \/ 175 lb Set (Clear 45lb Plates)","offer_id":50581273411670,"sku":"sku-42057207447732","price":534.99,"currency_code":"USD","in_stock":true},{"title":"Gold \/ 265 lb Set (Clear 45lb Plates)","offer_id":50581273444438,"sku":"sku-42057207480500","price":739.99,"currency_code":"USD","in_stock":true},{"title":"Gold \/ 355 lb Set (Clear 45lb 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Plates)","offer_id":50581273673814,"sku":"sku-43811887644852","price":969.99,"currency_code":"USD","in_stock":true},{"title":"Silver \/ 175 lb Set (Black 45lb Plates)","offer_id":50581273706582,"sku":"sku-43811887677620","price":524.99,"currency_code":"USD","in_stock":true},{"title":"Silver \/ 265 lb Set (Black 45lb Plates)","offer_id":50581273739350,"sku":"sku-43811887710388","price":719.99,"currency_code":"USD","in_stock":true},{"title":"Silver \/ 355 lb Set (Black 45lb Plates)","offer_id":50581273772118,"sku":"sku-43811887743156","price":939.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0728\/4686\/8566\/files\/Gold_175LB.jpg?v=1791239299","url":"https:\/\/moontowerfitness.com\/products\/cast-iron-machined-45lb-and-calibrated-solid-steel-weight-plate-sets","provider":"Moon Tower Fitness","version":"1.0","type":"link"}