Bicycle Wheel Hub RTP Company End-Use Case Study Elastomeric part stretches into place, eliminating welding process Translucent blue color allows aluminum parts to show through UV stabilized for good weatherability SRAM Corporation, a global manufacturer of OEM bicycle components, recently introduced an innovative new design for its Dual Drive system found on the rear wheel of mid- to high-end leisure bicycles. The Drives act as a transmission, engaging three internal gears and numerous external cogs as the rider shifts to accommodate terrain changes. Traditionally, the decorative elements are assembled from components made of opaque molded thermoplastics. The components are then printed with graphics and ultrasonically welded together. SRAM’s vision to introduce a new, high-tech look and

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