Holdsworth - 25" racing bicycle (1960's). Made in England. Wheels: aluminum rims with 700C tires and tubes. Brake's = caliper's on front and rear wheel's with L. and R. lever's on handlebars. Gear shifting is by levers on frame downtube for controlling the drive chain to the front and rear derailleurs. This bicycle was used by Gary for touring Kawai in the Hawaiian Islands and many other places, and it is ready now to go on another tour. Gary Sanderson Collection.