The CNC machined Fünfarm Spider PG 990 SRAM is made of aluminum and provides a light but stable basis for the steel sprocket. The PowerGlide II technology ensures a clean and precise switching behavior.
Material: 4130 chromoly steel / 7075-T6 aluminum Technologies: Powerglide II Compatibility: 8- / 9-speed MTB hubs Gradation: 11-12-14-16-18-21-24-28-32 or 11-13-15-17-20-23-26-30-34 teeth Color Spider: Redwin - red
Weight: 280 g (+ 6g trim ring made of aluminum)
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