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sammyg2 sammyg2 is offline
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Join Date: Aug 2000
Location: a wretched hive of scum and villainy
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Schwinn frames used a forged head tube that was arc-welded to the steal frame tubes back from the transition to make them stronger.

Other companies brazed their tubes to the head tube with butt joints.

schwinn:







cheapo:


Old 04-23-2017, 07:45 AM
  Pelican Parts Catalog | Tech Articles | Promos & Specials    Reply With Quote #37207 (permalink)