PRESTA
Presta may refer to: * Apco Presta, an Israeli paraglider design * Presta valve The Presta valve (also French valve (FV) or Sclaverand valve) is a tire valve commonly found in high pressure road style and some mountain bicycle inner tubes. It comprises an outer valve stem and an inner valve body. A lock nut to secure the ...

Apco Presta
The Apco Presta is an Israeli single-place, paraglider that was designed and produced by Apco Aviation of Caesarea. It is now out of production.Bertrand, Noel; Rene Coulon; et al: ''World Directory of Leisure Aviation 2003-04'', page 12. Pagefast Ltd, Lancaster OK, 2003. ISSN 1368-485X Design and development The Presta was designed as an intermediate glider, to fit in the company's line between the Apco Allegra and the Bagheera, with higher performance than the Allegra. The sail is made from 46gr/m2 "Zero Porosity" ripstop nylon Nylon is a generic designation for a family of synthetic polymers composed of polyamides ( repeating units linked by amide links).The polyamides may be aliphatic or semi-aromatic. Nylon is a silk-like thermoplastic, generally made from petro .... The design uses an ''Active Double Valve System'' to allow closed cells to be easily inflated on launch. The four models are each named for their relative size. Variants ;Presta XS :Extra small-sized ...
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