Lightweight low mount seat tube chain guide / chain keeper / retainer for single ring set-ups.

Simple, effective, adjustable, durable & great value. 

Even the new thick thin chain rings have been known to bounce off a chain. For security use a chain guide.

Highly adjustable, no lower bar so fits a broad range of chain ring sizes and oval chain rings

The guide fits a 28t - 44t tooth front chain ring range. 

Lateral adjustment.

Suitable for 1 x 9, 1 x 10, 1 x 11 1 x 12 etc. systems

Material: aluminium alloy with a composite reinforced guide

Weight: 43 grams

Simple to install. It mounts to the seat tube (fits 34.9 and 31.8 tubes) (shims are included for a 31.8mm seat tube). Adjust the height & angle accordingly to match the chain line - simple!