Product details:
Durable Mountain Chain Guide with a full cage design for chain retention of single-ring systems in the roughest riding conditions; engineered to reengage a dropped chain upon forward pedaling while withstanding the added force of backpedaling onto a dropped chain Lightweight, machined aluminum cage limits lateral movement of the chain to prevent derailment Compatible with single-ring frames using integrated braze-on front derailleur mount, and braze-on adapter clamps Adjustable for height, pitch, angle (yaw), and chainline Accommodates 30T to 36T Chain Rings and 28T to 34T Ovalize Chain Rings For 10 and 11 Speed Drivetrains All hardware is included High Direct Mount Weight: 57g.