R O Harrison 'Shortwin' - 1949
| 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 with forward welded
seat tube
|
 Shortwin distinctive double 'D'
section tubes
|
 Head and fork crown of the
Shortwin
|
Right-hand side showing Chater Lea chainset and pedals, drilled Harden hubs and GB brake
R O Harrison lapped steel stem with 'ROH' in
six-pointed star
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(Click on images for larger version)