COLOR: Slate

Patent pending silicone pad technology system

Steel heel housing and screw reinforcement for increased durability

and internal stretch cuff with thumb loops

Auto selecting SwitchHitter II technology

Trek Checkpoint ALR 5 Bike Size:56 COLOR: SlateCheckpoint ALR 5 is the best value gravel bike in the lineup. It's a high quality build that will hold up for long, rugged miles on pavement, dirt, and even the most treacherous gravel roads. But what sets this model apart is the performance parts and the wealth of features like adjustable horizontal sliding dropouts, massive tire clearance, and extra mounts that make it easy to customize for your kind of adventure. Specifications: Frame: 300 Series