The CeramicSpeed SRAM 111 Titanium Coated Pulley Wheels have been expertly designed and handbuilt in Denmark for quality assurance The SRAM 1x 11Speed rear derailleurs are best fitted with CeramicSpeed 12tooth pulleys Built to work with less mechanical friction while adding to the power transmitted to the rear wheel The CeramicSpeed SRAM 111 Titanium Coated Pulley Wheels are crafted for superb durability and long lifespan The SRAM 111 Pulley Wheels are compatible with the following 11speed rear derailleursForce CX1Force 1Rival 1XX1 Mountain Bike derailleur X01 Mountain Bike derailleur The upper and lower pulleys both have a narrowwide tooth design The machined titanium pulleys paired with CeramicSpeed Balls installed in coated hardenedsteel races promise a superb life span and highend performance The CeramicSpeed SRAM 111 Titanium Coated Pulley Wheels will elevate your performance to a whole new level Features 2 x 12tooth pulley wheels CeramicSpeed bearing oil in 15ml dropper bottle CeramicSpeed grease Sticker sheet

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