{"product_id":"fit-bike-co-aitken-stem-limited-edition-reissue","title":"FIT Bike Co - BMX Aitken Signature Stem","description":"\u003ch1\u003eFIT Bike Co - Mike Aitken Signature Stem (Limited Edition Reissue)\u003c\/h1\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe FIT Mike Aitken Signature Stem is a limited edition reissue of the pro rider's signature stem, manufactured in the USA from 6061-T6 aluminum. Featuring 53mm reach and 23.9mm rise (upright) or 4.8mm rise (inverted), this stem provides versatile positioning options for street and park riding. Weighs 11.5 oz and represents a classic FIT design.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLimited edition reissue\u003c\/strong\u003e – Special re-release of Mike Aitken's original signature stem design for collectors and fans of classic FIT products\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMade in USA\u003c\/strong\u003e – Domestic manufacturing with quality control standards\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6061-T6 aluminum construction\u003c\/strong\u003e – Heat-treated aluminum alloy balances strength, durability, and weight for freestyle riding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReversible design\u003c\/strong\u003e – Can be installed upright (23.9mm rise) or inverted\/flipped (4.8mm rise) for different handlebar height preferences\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e53mm reach\u003c\/strong\u003e – Moderate reach length suits most riding styles and provides balanced cockpit positioning\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMike Aitken signature model\u003c\/strong\u003e – Pro-designed geometry developed by influential street\/park rider Mike Aitken\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e FIT Bike Co\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRider:\u003c\/strong\u003e Mike Aitken signature model\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEdition:\u003c\/strong\u003e Limited edition reissue\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 6061-T6 aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturing:\u003c\/strong\u003e Made in USA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReach:\u003c\/strong\u003e 53mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRise (upright position):\u003c\/strong\u003e 23.9mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRise (inverted position):\u003c\/strong\u003e 4.8mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 11.5 oz (326 grams)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHandlebar clamp diameter:\u003c\/strong\u003e Not specified (likely 22.2mm standard BMX—verify compatibility)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSteerer tube clamp:\u003c\/strong\u003e Not specified (likely 1-1\/8\" threadless—verify compatibility)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended use:\u003c\/strong\u003e Street, park, trails, freestyle BMX\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCompatibility and Ideal Use Cases\u003c\/h2\u003e\n\u003cp\u003eThis stem fits BMX setups—verify the handlebar clamp diameter (likely 22.2mm standard or possibly 31.8mm oversized) and steerer tube size (likely 1-1\/8\" threadless for modern BMX forks) before ordering, as these critical specifications aren't provided in the product description. The reversible design allows two distinct setups: upright orientation provides 23.9mm rise for higher handlebar positioning, while inverted\/flipped orientation reduces rise to 4.8mm for lower, more aggressive positioning. This versatility suits riders who experiment with bar height or want adjustment capability without purchasing a different stem. The 53mm reach is moderate and works well for most riders—not overly long or short, providing balanced positioning between compact and stretched-out cockpit feel. Ideal for street and park riders who appreciate Mike Aitken's riding style and influence, collectors of limited edition FIT products, or anyone seeking a proven, USA-made stem with classic design heritage. At 11.5 oz (326g), this stem is heavier than modern lightweight options (typically 10-11 oz for high-end aluminum, less for titanium hardware versions) but reflects durable construction suitable for aggressive freestyle riding. The 6061-T6 aluminum provides good strength-to-weight balance for most BMX applications—stronger than lower-grade alloys but not as light as exotic materials. Best suited for riders who value the legacy and aesthetics of reissued classic products, want reversible rise options, or prefer USA-made components. The limited edition status may make these collectible over time.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e As a limited edition reissue, availability may be restricted—purchase while in stock if desired.\u003c\/p\u003e","brand":"FIT Bike Co","offers":[{"title":"Blood Red","offer_id":45037178716339,"sku":"33-ST-S4-RED-GOLD","price":64.95,"currency_code":"USD","in_stock":false},{"title":"Brown","offer_id":45037178683571,"sku":"33-ST-S4-BRWN","price":64.95,"currency_code":"USD","in_stock":false},{"title":"Gold","offer_id":45037178650803,"sku":"33-ST-S4-GOLD","price":64.95,"currency_code":"USD","in_stock":true},{"title":"Matte Black with Gold Bolts","offer_id":45037178618035,"sku":"33-ST-S4-BLK-GOLD","price":64.95,"currency_code":"USD","in_stock":false},{"title":"Polished","offer_id":45037178585267,"sku":"33-ST-S4-POL","price":69.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/8737\/2979\/files\/AITKEN_STEM_RED_A.jpg?v=1783465954","url":"https:\/\/time2shinebmx.com\/products\/fit-bike-co-aitken-stem-limited-edition-reissue","provider":"Time 2 Shine ","version":"1.0","type":"link"}