Shimano Deore M5120 Shadow+ 10 / 11 Speed MTB Rear Derailleur Clamp Diameter_34.9 the Isoler merino base layer

the Isoler merino base layer is perfect for cycling

LiteSkin sidewalls

and the ability to fold down for easy storage when not in use

Includes 4 x LR 03 (AAA) batteries

Shimano Deore M5120 Shadow+ 10 / 11 Speed MTB Rear Derailleur Clamp Diameter_34.9 the Isoler merino base layerShimano Deore M5120 Shadow+ 10 11 Speed MTB Rear Derailleur This rear mech is specifically designed for fast and fun MTB rides, as it gives you dependable shifting performance and durability. It Features Shadow Plus technology, which uses a super low profile design and an optimised slant angle for amazingly light shifting action on the toughest of rides. Shadow Plus also uses a chain stabilising switch that when on will reduce chain bounce in rough