Shimano - RD-5701-SS 105 Rear Derailleur Hydration systems and bottle cages The wrist closure gives you

The wrist closure gives you a secure closure while the two finger pull system allows you to quickly remove your gloves after a long ride

slipping and wear and tear

The sports drink instantly converts to hydrogel in the acidity of the stomach

180/F and 160/R

Shimano - RD-5701-SS 105 Rear Derailleur Hydration systems and bottle cages The wrist closure gives youPart of the Shimano 105 group, this rear derailleur is designed to offer excellent, long lasting performance balanced with good value Large 11 tooth pulleys with sealed bearing for smooth, quiet running 30t max rear cassette cog when used with triple crank, 32t when used with double crank 40t chain wrap capacity when used with triple crank, 37t chain wrap capacity when used with double crank