Shimano RD-M310 Rear Derailleur Altus 7/8-Speed Colour:Black button-up Wild Child Shirt was

button-up Wild Child Shirt was designed specifically for having a good time

Weight: 50 grams

and a reflective band is included at the top of the shaft to improve rider visibility in low light

And because they are made with ZQ-certified Merino wool

the Maven 88 CTI and its versatile 88mm waist width offers the ultimate combination of power

Shimano RD-M310 Rear Derailleur Altus 7/8-Speed Colour:Black button-up Wild Child Shirt wasThe Altus M310 is an affordable but high performing rear derailleur. Ideally suited to a 7 or 8 speed drivetrain, it has enough capacity to handle a double or triple crankset. With its light action design, teflon coated bushings and efficient spring, this derailleur is perfect for leisure cycling and touring.