tektro Tektro 837al V brake Melt forged alloy construction with 102mm arms with recessed fender clearance Linear springs and anti-rust steel hardware Compatible use as front or rear applications 63mm brake pads 837AL V-Brake Dual Linear Spring Front or Rear Application MaterialMelt Forged Aluminum Arms Arm Length 102mm Dimension 20.5-36.5mm Pads (63mm) Premium Dual Linear Spring Black or Silver Quality lightweight forged alloy arms Hardware included Excellent replacement for your worn out V-brakes Advertised Weight ~ 158g/Wheel