{"product_id":"industry-nine-hydra2-28-hole-sram-xd-rrhb2389-bicycle-rear-hub","title":"Industry Nine Hydra 2 Boost XD Rear Disc Hub - Durable, Fast Engagement, E-Bike Ready","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eThe Industry Nine Hydra 2 Boost XD Rear Disc Hub is designed for durability and high performance. Featuring a scalloped hub flange to evenly distribute stress, it includes a thicker axle and larger bearings for added strength. The Hydra2 freehub mechanism offers improved internals with larger pawl pockets and a stronger drive ring, providing faster engagement with 0.41 degrees between engagement points through its 6-pawl, 6-phase design. It is compatible with e-bikes and built to handle the torque from powerful motors. The hub has a 12mm thru-axle, 148mm Boost spacing, 28 spoke holes with J-bend spokes, and a SRAM XD cassette body. It uses a 6-bolt, 44mm BCD disc rotor mount standard. The hub is finished in gold, with possible slight color variations due to anodization. Made in Asheville, NC, it weighs 292 grams.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eRedesigned scalloped hub flange distributes stress loads for improved durability. \u003c\/li\u003e\n\u003cli\u003eThicker axle and larger bearings enhance strength and long-term reliability. \u003c\/li\u003e\n\u003cli\u003eHydra2 freehub uses 6-pawl, 6-phase engagement with 0.41 for faster, smoother engagement. \u003c\/li\u003e\n\u003cli\u003eCompatible with 12mm TA, 148mm spacing, 28H J-bend spokes, and SRAM XD cassette body. \u003c\/li\u003e\n\u003cli\u003eFeatures 6-bolt, 44mm BCD disc mounting for rear rotor compatibility.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Industry Nine","offers":[{"title":"Default Title","offer_id":42354477334595,"sku":"RRHB2389","price":470.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/080662-16_1.jpg?v=1779231641","url":"https:\/\/tecopecosafe.com\/products\/industry-nine-hydra2-28-hole-sram-xd-rrhb2389-bicycle-rear-hub","provider":"365 Cycles","version":"1.0","type":"link"}