ospw system for sram mechanicalDelivery in 5 10 business days (EU) Finance available at checkout with humm by flexifi. OSPW System for SRAM Mechanical Entirely developed, designed and produced in Denmark by CeramicSpeed, the Oversized Pulley Wheel System for SRAM will improve your competitive advantage. The unique oversized design provides riders of this Oversized Pulley Wheel System with efficiency savings starting at 40% over stock SRAM derailleur pulley wheels. This specific