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Brand/Markings: JPR stamped on head; additional engravings include \"H.T. LIMIT\", \"Ø 27 2\", \"MADE IN FRANCE\", and date code \"12 80\".
Item: Vintage bicycle seatpost with integrated adjustable saddle clamp.
Diameter: Marked Ø 27 2 (27.2 mm standard road size).
Country of origin: Made in France.
Date code: 12/80 (December 1980), early 1980s production.
Material/Finish: Aluminum alloy, silver finish with fluted shaft details.
Features: Fluted sides, visible minimum insertion line, forged-style head with clamp yokes, classic vintage French design.
Weight: 255 grams shown on scale in photos.
Style/Use: Ideal for vintage road bike builds or period-correct restorations.
Notes: All markings are as shown in photos; compatibility is 27.2 mm seat tube frames.