Tektro r559 road brakeset these brakes are for a country bike extra long reach caliper 55mm to 73mm dual pivot caliper brake set forged alloy arms with adjustable angle cartridge pads quick release mechanism for quick and easy wheel installation tektro r559 road brakeset features systemdual pivot caliper brake materialforged aluminium arms padsp422 adjustable angle cartridge pads dimension53 73mm long arms weight179 grams per wheel nutted of reccessed nutted buytektro compo