JT Sprockets - Rear Twinstar Stock Item:JT Sprockets TwinStar Rear Sprocket T52 Grey JTX210.52GR Malleolus external plastic guard with

Malleolus external plastic guard with ergonomic closed cell foam padding internally to enhance protection of those tender small foot bones

Stretch Ribbed Rear Waist for Riding Comfort

G&B = Gold and Black chain colour

Introducing the Motobrand 2

JT Sprockets - Rear Twinstar Stock Item:JT Sprockets TwinStar Rear Sprocket T52 Grey JTX210.52GR Malleolus external plastic guard withThe JT Sprockets Twinstar range of Hybrid Steel Aluminium sprockets are made from two separate materials to provide lightness in weight, long life and enhanced power transfer in even the hardest race environments. The outer ring is made from JT's high carbon C49 steel blend (as used in their regular steel sprocket range). This steel has been tempered using JTs heat induction technology to achieve material hardness that last up to 6 times longer than