Tuesday, January 16, 2024

Double-oversize steel frame with Sachs tubing and lugs

Nearly all the materials for this frame were proivided by the customer , who in turn bought them from Richard Sachs. The BB shell and the dropouts are branded as such. This kit is made for an 1-1/8" steerer and a 1-3/8" down tube with 1-1/4" top and seat tubes. The frame weighs 4 lb. 4 oz. , not that much for a lugged frame with big tubes.
The only departure was the use of a Tange seat stay wishbone , topped off with a small half-lug that I made myself. The only non-Sachs tube is the wishbone extension. The seat stays were bi-conical , making it a real judgement call where to cut them so they would fit well on the wishbone and the rear dropouts. I did the best I could , not cosmetically perfect but structurally solid. 
The frame will be paired with the customer's own supplied Enve road fork. This is a rim brake road frame to be used with a Campagnolo mechanical gruppo. I hope that the customer likes the ride quality. 
 

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