Shimano deore lx bh90 disc brake hosepremium replacement resin coated hydraulic brake hose features stiff reinforced hose that performs under pressure keeping your brakes sharp 21mm bore diameter for excellent brake performance and response straight hose to caliper connection 100cm length for front brake easily cuttable to fit comes complete with cutting tool olive and inserta 2 year warranty is offered with all shimano products from chain reaction cycles 3 years on dura ace and xtr pro