Chainguide DHR Series is a racing stage chain retension system, which offers hundred percent drive chain protection under the most severe condition.

-Full protection by upper cage, retension roller and integrated bashguard.

-Integrated bashguard connect with 5mm full machined 6061 T6 aluminum backplate by saw-tooth connection.

-The high molecular nylon parts increase shock absorb, wear life, and reduce friction and noise.

-Full machined alloy hardware(upper cage/bashguard fixing bolts).

-Adjustable upper cage and roller with chainring range indicator.

-Ultimate silent polyurethane roller with awesome mud shedding performance and extended life.

-Wild range chainguide angle adjust by rotation within ISCG Slot.

-Easy install with M6*10,12,16 bolts and chainline adjusted by 1mm and 3mm spacers.