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Paragon Steel BB shell, PF30 x 73 mm From Steel Frame Parts:

Paragon Steel BB shell, PF30 x 73 mm

Item #PG-BB2031: This bottom bracket shell is designed specifically for the SRAM PF30 bottom bracket. The outside diameter is 2" by 74 mm wide, allowing 1 mm for finishing. The inside diameter is supplied .5 mm undersized, to 45.5 mm (1.791"), and must be finished to width and size after fabrication by the frame builder. Machined from 4130 steel, it is relieved in the center for weight reduction to 47.24 mm (1.860").   $21.47   » more info




Cromoly Tubing from Kaisei!

We are pleased to be carrying steel tubing from Kaisei. Kaisei tubing is made to the highest possible standards, with the best possible raw materials, by the people who once made the best riding Cromoly tubing at Ishiwata! 4130 CrMo tube sets are available in standard or oversize diameters, double or quad-butted, in a variety of gauges. Click here for more information on Kaisei tubing.

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Book "Bicycling Science" by David Gordon Wilson $24.95
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Book "The Art of Wheel Building" by Gerd Schraner $21.95
Book "The Bicycle Wheel" by Jobst Brandt $24.99
Kaisei 022 Main Tubeset, 4130 Quad Butted Standard $185.00
Kaisei 8630R Heat Treated 022 Main Tubeset, 8630 Double Butted Oversize $370.00
Paragon Dropout insert Disc-side w/ Post Mount Rocker $23.00
Paragon Heatsink and Purge Fitting for BB30 $180.00
Paragon Replacement Hanger 2-piece "Wright" Dropout $5.85
Paragon Steel BB shell, PF30 x 73 mm $21.47
Paragon Ti Flanged Horizontal Dropout, "Big Fat" One Speed $83.50
Paragon Ti Front derailleur hanger, weld on - MS0049 $13.40
Paragon Titanium Bottle Opener $12.00
Sticker: "My Other Bike Is A Bike" $1.00
Tika-Pro 2015 Ti Welding Cup $90.00
UBI FlexFit Hat $20.00
UBI Frame Tube Blocks $150.00
UBI Hoody $40.00
UBI Shop Apron $25.00
UBI Short Sleeve T-Shirt - Orange $17.00
UBI Solid Brass Belt Buckle $25.00
UBI Women's Blue T-shirt $18.00

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