Shimano RD-M310 Altus rear derailleur, SGS, Black Petzl perfecting your hang angle in

perfecting your hang angle in the process

dual-zipper door with easy-grip zipper pulls on two doors and two awning-style vestibules (UL2/3) with storm flaps on the vestibule zippersEase of entry with dual zipper door and quick reach-through access using only one zipper

flexibility and transport size

Comfort & Commander

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

Shimano RD-M310 Altus rear derailleur, SGS, Black Petzl perfecting your hang angle inAltus 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