Trek Range Boost Lock Button One size Black Default:Default With the 46/33T chainring combination

With the 46/33T chainring combination you'll have the versatility to conquer any terrain from intense sprints to challenging climbs

The breathable synthetic mesh keeps your feet cool

Steel construction provides long-term durability

you can mix and match almost any elements of your drivetrain

Trek Range Boost Lock Button One size Black Default:Default With the 46/33T chainring combinationLock Part Trek Range Boost Release Button Cover Black Genuine replacement parts Get back on the road with an original equipment lock button. Keep your bike operating as it should. Key Features Compatible only with Range Boost Lock available separately Specifications Color Black Size One size Gender unisex Intended User Age 12 years and over Model Year 2023