{"title":"FORK","description":"\u003cdiv\u003e\u003cspan\u003eRigid rear legs, sprung front linkage and exposed dual coil \u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003esprings recreate the unmistakable pre-war springer \u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003esilhouette for vintage cruiser, chopper and bobber builds.\u003c\/span\u003e\u003c\/div\u003e","products":[{"product_id":"vintage-springer-front-fork-28inch-wide","title":"VINTAGE SPRINGER FRONT FORK-28inch-Wide-Chrome","description":"\u003cdiv\u003e\n\u003cspan\u003eRigid rear legs, sprung front linkage and exposed dual coil \u003c\/span\u003e\u003cspan\u003esprings recreate the unmistakable pre-war springer \u003c\/span\u003e\u003cspan\u003esilhouette for vintage cruiser, chopper and bobber builds.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cmeta charset=\"utf-8\"\u003e\n\u003cstrong\u003e1. Steering column: \u003c\/strong\u003ediameter 1 inch; column length 177.2mm; bearing specification L44643;\u003cbr\u003e\u003cstrong\u003e2. Axle specification:\u003c\/strong\u003e axle diameter 3\/4 inch;\u003cbr\u003e\u003cstrong\u003e3. Front fork width: \u003c\/strong\u003einner width 218mm; outer width 344.89mm; Rocker spacing 218mm\u003cbr\u003e\u003cstrong\u003e4. Load capacity:\u003c\/strong\u003e maximum load 300kg; recommended displacement 250cc-1450cc\u003cbr\u003e\u003cstrong\u003e5. Spring parameters: \u003c\/strong\u003ematerial 65Mn; hardness 46-50HRC; non-adjustable preload; no travel\u003cbr\u003e\u003cstrong\u003e6. Material:\u003c\/strong\u003e seamless steel tube; CNC\u003cbr\u003e\u003cstrong\u003e7. Basic parameters: \u003c\/strong\u003ewith shock absorber; manual TIG welding; salt spray test 24h\u003cbr\u003e\u003cstrong\u003e8. Offset angle:\u003c\/strong\u003e 0°\u003c\/div\u003e","brand":"ThunderCustomParts","offers":[{"title":"银色","offer_id":50409895002352,"sku":null,"price":880.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0861\/8105\/2656\/files\/ChatGPTImage2026_9_9_12_34_24_1.png?v=1788928518"},{"product_id":"vintage-springer-front-fork-28inch-wide-black","title":"VINTAGE SPRINGER FRONT FORK-28inch-Wide Black","description":"\u003cdiv\u003e\n\u003cspan\u003eRigid rear legs, sprung front linkage and exposed dual coil \u003c\/span\u003e\u003cspan\u003esprings recreate the unmistakable pre-war springer \u003c\/span\u003e\u003cspan\u003esilhouette for vintage cruiser, chopper and bobber builds.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e1. Steering column: \u003c\/strong\u003ediameter 1 inch; column length 177.2mm; bearing specification L44643;\u003cbr\u003e\u003cstrong\u003e2. Axle specification:\u003c\/strong\u003e axle diameter 3\/4 inch;\u003cbr\u003e\u003cstrong\u003e3. Front fork width: \u003c\/strong\u003einner width 218mm; outer width 344.89mm; Rocker spacing 218mm\u003cbr\u003e\u003cstrong\u003e4. Load capacity:\u003c\/strong\u003e maximum load 300kg; recommended displacement 250cc-1450cc\u003cbr\u003e\u003cstrong\u003e5. Spring parameters: \u003c\/strong\u003ematerial 65Mn; hardness 46-50HRC; non-adjustable preload; no travel\u003cbr\u003e\u003cstrong\u003e6. Material:\u003c\/strong\u003e seamless steel tube; CNC\u003cbr\u003e\u003cstrong\u003e7. Basic parameters: \u003c\/strong\u003ewith shock absorber; manual TIG welding; salt spray test 24h\u003cbr\u003e\u003cstrong\u003e8. Offset angle:\u003c\/strong\u003e 0°\u003c\/div\u003e","brand":"ThunderCustomParts","offers":[{"title":"黑色","offer_id":50409899720944,"sku":null,"price":750.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0861\/8105\/2656\/files\/ChatGPTImage2026_9_9_15_28_31_2.png?v=1788939213"},{"product_id":"vintage-springer-front-fork-28inch-narrow-chrome","title":"VINTAGE SPRINGER FRONT FORK-28inch-Narrow Chrome","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cdiv\u003e\n\u003cspan\u003eRigid rear legs, sprung front linkage and exposed dual coil \u003c\/span\u003e\u003cspan\u003esprings recreate the unmistakable pre-war springer \u003c\/span\u003e\u003cspan\u003esilhouette for vintage cruiser, chopper and bobber builds.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e1. Steering column: \u003c\/strong\u003ediameter 1 inch; column length 177.2mm; bearing specification L44643;  \u003cbr\u003e\u003cstrong\u003e2. Axle specification: \u003c\/strong\u003eaxle diameter 3\/4 inch;  \u003cbr\u003e\u003cstrong\u003e3. Front fork width:\u003c\/strong\u003e inner width 153.5mm; outer width 282mm; Rocker spacing 153.5mm  \u003cbr\u003e\u003cstrong\u003e4. Load capacity: \u003c\/strong\u003emaximum load 300kg; recommended displacement 250cc-1450cc  \u003cbr\u003e\u003cstrong\u003e5. Spring parameters:\u003c\/strong\u003e material 65Mn; hardness 46-50HRC; non-adjustable preload; no travel  \u003cbr\u003e\u003cstrong\u003e6. Material: \u003c\/strong\u003eseamless steel tube; CNC  \u003cbr\u003e\u003cstrong\u003e7. Basic parameters:\u003c\/strong\u003e with shock absorber; manual TIG welding; salt spray test 24h  \u003cbr\u003e\u003cstrong\u003e8. Offset angle:\u003c\/strong\u003e 0°\u003c\/div\u003e","brand":"ThunderCustomParts","offers":[{"title":"银色","offer_id":50409904537840,"sku":null,"price":880.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0861\/8105\/2656\/files\/ChatGPTImage2026_9_9_11_53_29_3.png?v=1788926058"},{"product_id":"vintage-springer-front-fork-28inch-narrow-black","title":"VINTAGE SPRINGER FRONT FORK-28inch-Narrow Black","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cdiv\u003e\n\u003cspan\u003eRigid rear legs, sprung front linkage and exposed dual coil \u003c\/span\u003e\u003cspan\u003esprings recreate the unmistakable pre-war springer \u003c\/span\u003e\u003cspan\u003esilhouette for vintage cruiser, chopper and bobber builds.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e1. Steering column: \u003c\/strong\u003ediameter 1 inch; column length 177.2mm; bearing specification L44643;  \u003cbr\u003e\u003cstrong\u003e2. Axle specification: \u003c\/strong\u003eaxle diameter 3\/4 inch;  \u003cbr\u003e\u003cstrong\u003e3. Front fork width:\u003c\/strong\u003e inner width 153.5mm; outer width 282mm; Rocker spacing 153.5mm  \u003cbr\u003e\u003cstrong\u003e4. Load capacity: \u003c\/strong\u003emaximum load 300kg; recommended displacement 250cc-1450cc  \u003cbr\u003e\u003cstrong\u003e5. Spring parameters:\u003c\/strong\u003e material 65Mn; hardness 46-50HRC; non-adjustable preload; no travel  \u003cbr\u003e\u003cstrong\u003e6. Material: \u003c\/strong\u003eseamless steel tube; CNC  \u003cbr\u003e\u003cstrong\u003e7. Basic parameters:\u003c\/strong\u003e with shock absorber; manual TIG welding; salt spray test 24h  \u003cbr\u003e\u003cstrong\u003e8. Offset angle:\u003c\/strong\u003e 0°\u003c\/div\u003e","brand":"ThunderCustomParts","offers":[{"title":"黑色","offer_id":50414244167920,"sku":null,"price":800.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0861\/8105\/2656\/files\/ChatGPTImage2026_9_9_12_03_39_6.png?v=1788926654"},{"product_id":"vintage-springer-front-fork-34inch-narrow-black","title":"VINTAGE SPRINGER FRONT FORK-34inch-Narrow Black","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cdiv\u003e\n\u003cspan\u003eRigid rear legs, sprung front linkage and exposed dual coil \u003c\/span\u003e\u003cspan\u003esprings recreate the unmistakable pre-war springer \u003c\/span\u003e\u003cspan\u003esilhouette for vintage cruiser, chopper and bobber builds.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e1. Steering column: \u003c\/strong\u003ediameter 1 inch; column length 177.2mm; bearing specification L44643;  \u003cbr\u003e\u003cstrong\u003e2. Axle specification: \u003c\/strong\u003eaxle diameter 3\/4 inch;  \u003cbr\u003e\u003cstrong\u003e3. Front fork width:\u003c\/strong\u003e inner width 153.5mm; outer width 282mm; Rocker spacing 153.5mm  \u003cbr\u003e\u003cstrong\u003e4. Load capacity: \u003c\/strong\u003emaximum load 300kg; recommended displacement 250cc-1450cc  \u003cbr\u003e\u003cstrong\u003e5. Spring parameters:\u003c\/strong\u003e material 65Mn; hardness 46-50HRC; non-adjustable preload; no travel  \u003cbr\u003e\u003cstrong\u003e6. Material: \u003c\/strong\u003eseamless steel tube; CNC  \u003cbr\u003e\u003cstrong\u003e7. Basic parameters:\u003c\/strong\u003e with shock absorber; manual TIG welding; salt spray test 24h  \u003cbr\u003e\u003cstrong\u003e8. Offset angle:\u003c\/strong\u003e 0°\u003c\/div\u003e","brand":"ThunderCustomParts","offers":[{"title":"黑色","offer_id":50414355120368,"sku":null,"price":820.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0861\/8105\/2656\/files\/ChatGPTImage2026_9_9_12_26_11_1.png?v=1788928031"},{"product_id":"vintage-springer-front-fork-34inch-narrow-chrome","title":"VINTAGE SPRINGER FRONT FORK-34inch-Narrow Chrome","description":"\u003cdiv\u003e\n\u003cspan\u003eRigid rear legs, sprung front linkage and exposed dual coil \u003c\/span\u003e\u003cspan\u003esprings recreate the unmistakable pre-war springer \u003c\/span\u003e\u003cspan\u003esilhouette for vintage cruiser, chopper and bobber builds.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e1. Steering column: \u003c\/strong\u003ediameter 1 inch; column length 177.2mm; bearing specification L44643;  \u003cbr\u003e\u003cstrong\u003e2. Axle specification: \u003c\/strong\u003eaxle diameter 3\/4 inch;  \u003cbr\u003e\u003cstrong\u003e3. Front fork width:\u003c\/strong\u003e inner width 153.5mm; outer width 282mm; Rocker spacing 153.5mm  \u003cbr\u003e\u003cstrong\u003e4. Load capacity: \u003c\/strong\u003emaximum load 300kg; recommended displacement 250cc-1450cc  \u003cbr\u003e\u003cstrong\u003e5. Spring parameters:\u003c\/strong\u003e material 65Mn; hardness 46-50HRC; non-adjustable preload; no travel  \u003cbr\u003e\u003cstrong\u003e6. Material: \u003c\/strong\u003eseamless steel tube; CNC  \u003cbr\u003e\u003cstrong\u003e7. Basic parameters:\u003c\/strong\u003e with shock absorber; manual TIG welding; salt spray test 24h  \u003cbr\u003e\u003cstrong\u003e8. 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