Shimano alivio t4000 trekking v brake leversalivio has been used on trekking bikes for many years and now shimano have released a dedicated trekking groupset the new alivio trekking components are now slimmer quieter and offer a smoother ride than ever before featuresuse trekkingbrake compatibility v brakebrake lever size 2 fingerreach adjuster with toolcable adjuster without toolopen clamp nolever material aluminum material holder aluminiuma 2 year warranty is offered with all shimano