{"title":"BMX DRIVETRAIN PARTS","description":"\u003ch2\u003eBMX Drivetrain Hardware and Small Parts\u003c\/h2\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eShop BMX drivetrain parts for race-bike repairs, upgrades, maintenance, and custom builds at SKM Pro Bike Shop. This collection includes additional drivetrain components and accessories used alongside BMX cranks, chainrings, chains, bottom brackets, pedals, and other primary drivetrain parts. Whether you’re replacing a small component, completing a new race-bike build, or maintaining your existing BMX setup, find drivetrain parts designed for BMX applications. Because drivetrain compatibility can vary by crank system, gearing, frame, and component design, check product specifications carefully to make sure each part works with your BMX race bike.\u003cbr\u003e\u003c\/p\u003e","products":[{"product_id":"box-one-7075-alloy-chainring-bolts","title":"Box One 7075 Alloy Chainring Bolts","description":"\u003cdiv style=\"font-family: Verdana, sans-serif; font-size: 12pt;\"\u003e\n\u003cp\u003eNote: Ships in 1-2 business days. Delivery time depends on the shipping method chosen at checkout.\u003c\/p\u003e\n\u003cp\u003eThe Box One 7075 Alloy Chainring Bolts offer a lightweight, strong way to secure your chainring. The kit includes a versatile assortment of bolts and nuts that fit just about any chainring and crank combination, including those with threaded holes. Slotted female bolts make installation quick and easy while the 7075-T6 aluminum construction keeps weight to a minimum.\u003c\/p\u003e\n\u003cp\u003eFeatures:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIncludes Slotted Female Bolts for Ease of Installation\u003c\/li\u003e\n\u003cli\u003eLightweight Strong Construction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSpecifications:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMaterial: 7075-T6 Aluminum\u003c\/li\u003e\n\u003cli\u003eProcess: CNC-Turned\u003c\/li\u003e\n\u003cli\u003eFinish: Anodized w\/Laser-Etched Graphics\u003c\/li\u003e\n\u003cli\u003eSize: Thread Pitch: M8x0.75p; Allen Key: 5mm; 8.5mm\/12mm Male Bolt [5]; 6.5mm\/12mm Male Bolt [5]; 4mm\/12mm Female Bolt [5]; Slotted Female Bolt [5]\u003c\/li\u003e\n\u003cli\u003eCompatibility: Any chainring \/ crank combination including those with threaded holes.\u003c\/li\u003e\n\u003cli\u003eWeight: 7g\u003c\/li\u003e\n\u003cli\u003eWeight Limit: 45 kg (99 lbs) or less with limitations as per Category 1 of EN 16054:2012 Standard\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Box Components","offers":[{"title":"Black","offer_id":50100315390189,"sku":"BX-CR15ALBLT-BK","price":29.95,"currency_code":"USD","in_stock":true},{"title":"Blue","offer_id":50100315422957,"sku":"BX-CR15ALBLT-BL","price":29.95,"currency_code":"USD","in_stock":true},{"title":"Red","offer_id":50100315455725,"sku":"BX-CR15ALBLT-RD","price":29.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0814\/3477\/1693\/files\/box-one-7075-alloy-chainring-bolts-1.jpg?v=1781302089"},{"product_id":"box-two-chain-tensioners","title":"Box Two Chain Tensioners","description":"\u003cdiv style=\"font-family: Verdana, sans-serif; font-size: 12pt;\"\u003e\n\u003cp\u003eNote: Ships in 1-2 business days. Delivery time depends on the shipping method chosen at checkout.\u003c\/p\u003e\n\u003cp\u003eBox Two Chain Tensioners let you dial in your chain tension so it's just right. Two mounting holes provide ample adjustment range on most frames, and when used correctly they help protect frame dropouts and keep your rear wheel locked securely in place. CNC-machined from 6061-T6 aluminum for a lightweight, durable finish.\u003c\/p\u003e\n\u003cp\u003eFeatures:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWide Range of Adjustability\u003c\/li\u003e\n\u003cli\u003eProvides Protection for Your Frame Dropouts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSpecifications:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMaterial: 6061-T6 Aluminum\u003c\/li\u003e\n\u003cli\u003eProcess: Extruded CNC Machined\u003c\/li\u003e\n\u003cli\u003eHardware: Stainless Steel\u003c\/li\u003e\n\u003cli\u003eFinish: Anodized w\/Laser-Etched Graphics\u003c\/li\u003e\n\u003cli\u003eSize\/Compatibility: Axle: 10mm\u003c\/li\u003e\n\u003cli\u003eAdjustability: Wheel Position: 30mm\u003c\/li\u003e\n\u003cli\u003eWeight: 55g\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Box Components","offers":[{"title":"Black","offer_id":50100421886189,"sku":"BX-CT182X10M-BK","price":21.95,"currency_code":"USD","in_stock":true},{"title":"Blue","offer_id":50100421918957,"sku":"BX-CT182X10M-BL","price":21.95,"currency_code":"USD","in_stock":true},{"title":"Red","offer_id":50100421951725,"sku":"BX-CT182X10M-RD","price":21.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0814\/3477\/1693\/files\/box-two-chain-tensioners-1.jpg?v=1781303380"},{"product_id":"box-three-chain-tensioners","title":"Box Three Chain Tensioners","description":"\u003cdiv style=\"font-family: Verdana, sans-serif; font-size: 12pt;\"\u003e\n\u003cp\u003eNote: Ships in 1-2 business days. Delivery time depends on the shipping method chosen at checkout.\u003c\/p\u003e\n\u003cp\u003eAdjusting chain tension is quick and easy with the new Box Three™ Chain Tensioner. With a single-hole \"lollipop\" design, these tensioners reduce weight and help keep your rear wheel locked in place.\u003c\/p\u003e\n\u003cp\u003eFeatures:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRange of Adjustability\u003c\/li\u003e\n\u003cli\u003eProvides Protection for Your Frame Dropouts\u003c\/li\u003e\n\u003cli\u003eSlotted for Dropout\u003c\/li\u003e\n\u003cli\u003eLollipop Design with Single Axle Position\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSpecifications:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMaterial: 6061-T6 Aluminum\u003c\/li\u003e\n\u003cli\u003eProcess: Extruded \u0026amp; CNC Machined\u003c\/li\u003e\n\u003cli\u003eHardware: Stainless Steel w\/ED Black\u003c\/li\u003e\n\u003cli\u003eFinish: Anodized w\/Laser-Etched Graphics\u003c\/li\u003e\n\u003cli\u003eSize\/Compatibility: Axle: 10mm (⅜”)\u003c\/li\u003e\n\u003cli\u003eAdjustability: Wheel Position: 20mm\u003c\/li\u003e\n\u003cli\u003eWeight: 37g\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Box Components","offers":[{"title":"Black","offer_id":50100503609581,"sku":"BX-CT181X10M-BK","price":14.95,"currency_code":"USD","in_stock":true},{"title":"Blue","offer_id":50100503642349,"sku":"BX-CT181X10M-BL","price":14.95,"currency_code":"USD","in_stock":true},{"title":"Red","offer_id":50100503675117,"sku":"BX-CT181X10M-RD","price":14.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0814\/3477\/1693\/files\/box-three-chain-tensioners-1.jpg?v=1781312574"},{"product_id":"box-one-cassette-spacer-kit","title":"Box One Cassette Spacer Kit","description":"\u003cdiv style=\"font-family: Verdana, sans-serif; font-size: 12pt;\"\u003e\n\u003cp\u003eNote: Ships in 1-2 business days. Delivery time depends on the shipping method chosen at checkout.\u003c\/p\u003e\n\u003cp\u003eThe Box One Cassette Spacer Kit lets you fine-tune your chainline with adjustments from 1mm to 10mm. Its extremely lightweight XO skeleton design is machined from 6061-T6 aluminum and anodized for durability. A simple, precise upgrade for optimizing drivetrain alignment.\u003c\/p\u003e\n\u003cp\u003eFeatures:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAdjustable from 1mm to 10mm for Adjusting Chainline\u003c\/li\u003e\n\u003cli\u003eExtremely Lightweight XO Skeleton Design\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSpecifications:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMaterial: 6061-T6 Aluminum\u003c\/li\u003e\n\u003cli\u003eProcess: Extruded \u0026amp; CNC Machined\u003c\/li\u003e\n\u003cli\u003eFinish: Anodized\u003c\/li\u003e\n\u003cli\u003eSize - Spacing: 1-10mm; 1mm [2]; 3mm [1]; 5mm [1]\u003c\/li\u003e\n\u003cli\u003eCompatibility - Driver: HG Freehub Body\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Box Components","offers":[{"title":"Black","offer_id":50102837313773,"sku":"BX-HU130SHCS-BK","price":14.95,"currency_code":"USD","in_stock":true},{"title":"Blue","offer_id":50102837346541,"sku":"BX-HU130SHCS-BL","price":14.95,"currency_code":"USD","in_stock":true},{"title":"Red","offer_id":50102837379309,"sku":"BX-HU130SHCS-RD","price":14.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0814\/3477\/1693\/files\/BX-HU130SHCS_Black_01_5b641378-5b5d-4197-83ec-f5bd2ae6dc3f.jpg?v=1781364003"},{"product_id":"box-one-chain-tensioner-10mm-x-2-axle-hole","title":"Box One Chain Tensioner 10mm x 2 Axle Hole","description":"\u003cdiv style=\"font-family: Verdana, sans-serif; font-size: 12pt;\"\u003e\n\u003cp\u003eNote: Ships in 1-2 business days. Delivery time depends on the shipping method chosen at checkout.\u003c\/p\u003e\n\u003cp\u003eThe Box One Chain Tensioner offers an extra-wide range of adjustability while protecting your frame dropouts. Laser-etched guides make it easy to set and repeat wheel position, and the XO skeleton design keeps weight low. Machined from 7075-T6 aluminum with stainless steel hardware for lasting durability.\u003c\/p\u003e\n\u003cp\u003eFeatures:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eExtra Wide Range of Adjustability\u003c\/li\u003e\n\u003cli\u003eProvides Protection for Your Frame Dropouts\u003c\/li\u003e\n\u003cli\u003eLaser-Etched Guides for Wheel Position\u003c\/li\u003e\n\u003cli\u003eXO Skeleton Design\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSpecifications:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMaterial: 7075-T6 Aluminum\u003c\/li\u003e\n\u003cli\u003eProcess: Extruded \u0026amp; CNC Machined\u003c\/li\u003e\n\u003cli\u003eHardware: Stainless Steel\u003c\/li\u003e\n\u003cli\u003eFinish: Anodized w\/Laser-Etched Graphics\u003c\/li\u003e\n\u003cli\u003eSize\/Compatibility - Axle: 10mm\u003c\/li\u003e\n\u003cli\u003eAdjustability: Wheel Position: 45mm; Block: Dual-Color; Grid: Dual-Sided\u003c\/li\u003e\n\u003cli\u003eWeight: 69g\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Box Components","offers":[{"title":"Black","offer_id":50102842392813,"sku":"BX-CT1-2X10M-BK","price":28.95,"currency_code":"USD","in_stock":true},{"title":"Blue","offer_id":50102842425581,"sku":"BX-CT1-2X10M-BL","price":28.95,"currency_code":"USD","in_stock":true},{"title":"Red","offer_id":50102842458349,"sku":"BX-CT1-2X10M-RD","price":28.95,"currency_code":"USD","in_stock":true},{"title":"Gun Metal","offer_id":50102842491117,"sku":"BX-CT1-2X10M-GM","price":28.95,"currency_code":"USD","in_stock":true},{"title":"Silver","offer_id":50102842523885,"sku":"BX-CT1-2X10M-SL","price":28.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0814\/3477\/1693\/files\/BX-CT1-2X10M_01Main_cf3f64b5-4c52-4481-ab67-6b12a910e411.jpg?v=1781364206"},{"product_id":"box-crank-2pc-spindle-fixing-bolt-alloy-black","title":"Box Crank 2pc spindle fixing bolt alloy black","description":"\u003cdiv style=\"font-family: Verdana, sans-serif; font-size: 12pt;\"\u003e\n\u003cp\u003eNote: Ships in 1-2 business days. Delivery time depends on the shipping method chosen at checkout.\u003c\/p\u003e\n\u003cp\u003eA replacement 2-piece crank spindle fixing bolt in anodized aluminum. The 6mm hex broach makes installation and service quick and easy.\u003c\/p\u003e\n\u003cp\u003eFeatures:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAnodized Aluminum\u003c\/li\u003e\n\u003cli\u003e6mm Hex Key Broach\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSpecifications:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMaterial: 6061 Aluminum\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Box Components","offers":[{"title":"Black","offer_id":50103550705901,"sku":"BX-CK-2PCBOLT-BK","price":4.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0814\/3477\/1693\/files\/BX-CK19M18X1-BK_01_ee54bf72-7918-4b7d-a445-74bbeed41448.png?v=1781378937"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0814\/3477\/1693\/collections\/BX-CR14CMBLT-BK_02_29c383e8-95c3-4637-88b3-c845b67f9301.jpg?v=1781379456","url":"https:\/\/www.skmprobikeshop.com\/collections\/bmx-drivetrain-parts.oembed","provider":"SKM Pro Bike Shop","version":"1.0","type":"link"}