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Xanthan gum
Wide 11-50t gear range - Compatible with a splined driver body
Low Battery Level Indicator
Double X bridge shape for super fast and smooth shifting
our bodies can absorb around 60g of carbohydrate per hour
Shimano Tourney RD-TY300-SGS Rear Derailleur - 6,7 Speed, Long Cage, Black, Dropout Claw Hanger sillin Xanthan gumThe Shimano Tourney TY300 SGS rear derailleur features SIS Rear Indexing and Double Servo technologies to provide smooth action with perfect tracking for the most accurate SIS shifting. SIS Rear Index Shifting System provides smooth action Double Servo enables the guide pulley to track the cogs closely while moving front to back, optimizing each shift Designed to keep the rear derailleur guide pulley at an optimum distance from each sprocket for