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Classic Lightweights UK
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R O Harrison 'Shortwin' - 1949



Shortwin fixed 1 


Frame 1949 - 23" to top tube plus short extension with seat clip  -  Frame No. 62 1192578 -  welded - Finish Flamboyant Green - gold lining fork crown and seat stay eyes - 'D' to round forks 2¼" rake - mudguard eyes - pump pegs under top tube lamp bracket front fork- 39" wheelbase - 15½" chainstays - 73° head angle - 71° (equivalent) seat tube angle - twin down tubes 'D' section - Reynolds 531 DB tubing
Wheels 27" Conloy Asp rims on 32/40 Harden double-fixed hubs with 15/17g spokes
Chainset Chater Lea with 7” cranks – 48t chainring
Pedals Chater-Lea with Christophe toe-clips and Binda straps
Gears Single fixed
Brakes GB  Hiduminium brake and lever
Stem/Bars R. O. Harrison lapped steel  4" stem fitted with alloy GB Maes bars
Headset Brampton
Saddle Brooks B17 Swallow

Shortwin BB
Shortwin BB with forward welded seat tube
Shortwin double tubes
Shortwin distinctive double 'D' section tubes
Shortwin head
Head and fork crown of the Shortwin

Shortwin fixed 3
Right-hand side showing Chater Lea chainset and pedals, drilled Harden hubs and GB brake

Sortwin-fixed 5
R O Harrison lapped steel stem with 'ROH' in
six-pointed star

shortwin-cat2s shortwin-cat1s
Details of the Shortwin in the 1949 and 1950 catalogues
(Click on images for larger version)