Shimano RD-M310 Altus rear derailleur, SGS, Black Petzl Create your own unique four

Create your own unique four digit code for easy locking every time

The roll closure and its large opening allow easy access and easy packing of the bag

Tool bits are made with premium quality S2 alloy steel for exceptional strength and CNC-cut for precision engagement

flexibility and transport size

and ride that wild horse

Shimano RD-M310 Altus rear derailleur, SGS, Black Petzl Create your own unique fourAltus mountain bike rear derailleur with light action operation and over size pulleys for a wide gear choice. Oversize 13 15 tooth tension and guide pulleys to reduce noise and wear Extension spring and low friction fluorine coated link pivot bushing result in a light shifting action Top normal spring for use with Rapidfire shifters IG and HG chain, 7 and 8 speed compatible For use with 28 to 34 tooth low rear sprockets, total capacity 43 teeth Colour