{"product_id":"bike-components-groupsets-rear-derailleur-ceramicspeed-oversized-pulley-ospw-rs-alpha","title":"Ceramicspeed Oversized Pulley OSPW RS ALPHA for Shimano 9250\/8150 | 113490","description":"\u003ch2 dir=\"ltr\"\u003e\u003cstrong\u003eThe future of the OSPW system, in one angular, no-compromise design\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003eWith the OSPW RS for Shimano Road groupsets, CeramicSpeed lifts the OSPW system into the future: a distinctly modern, angular design that blends seamlessly into today's bike and groupset aesthetics — without losing its identity. Multiple logo and pulley wheel options, paired with genuinely new tech, turn the OSPW RS into a \u003cstrong\u003estatement piece\u003c\/strong\u003e for riders who want performance and personal expression in equal measure.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePatented ADR technology: sealed against debris\u003c\/strong\u003e\u003cbr\u003ePatented ADR technology pairs a new dust cover — anchored in a groove in the pulley wheel — with a bladed groove structure that actively extracts debris while the pulley spins. The bearing stays \u003cstrong\u003efully enclosed and protected\u003c\/strong\u003e, refined through CeramicSpeed's R\u0026amp;D lab and real-world field testing with professional off-road teams.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eALPHA Disc: built for the mud\u003c\/strong\u003e\u003cbr\u003eAvailable with the ultra-durable \u003cstrong\u003eALPHA Disc\u003c\/strong\u003e pulley wheel, proven during the CycloCross World Cups. Two-piece construction: a narrow-wide composite tooth profile for extended wear and quieter running, plus a solid aluminium disc that stops debris jamming between the spokes and adds stiffness.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eReinforced cage, same CeramicSpeed precision\u003c\/strong\u003e\u003cbr\u003eThe update isn't just visual: the cage itself has been reinforced for greater strength and durability, without compromising the shifting precision CeramicSpeed is known for.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eBuilt for Dura-Ace RD-9250 and Ultegra RD-8150 setups — browse the full \u003ca href=\"\/collections\/bike-components-groupsets-rear-derailleur\" target=\"_blank\" title=\"rear derailleur\" rel=\"noopener\"\u003eRear Derailleur (OSPW)\u003c\/a\u003e range at Cicli Corsa.\u003c\/p\u003e","brand":"CeramicSpeed","offers":[{"title":"Default Title","offer_id":43018924392566,"sku":"113490","price":474.59,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0601\/0332\/7862\/files\/Ceramicspeed_Oversized_Pulley_OSPW_RS_ALPHA_for_Shimano_9250_8150_113490.webp?v=1789723218","url":"https:\/\/ciclicorsa.live\/products\/bike-components-groupsets-rear-derailleur-ceramicspeed-oversized-pulley-ospw-rs-alpha","provider":"Cicli Corsa","version":"1.0","type":"link"}