All new design for the 2019 Division C Wright Stuff rules, 35cm x 7cm wing. Intended for the student who has built and flown a rubber powered model airplane before. It flies with a rearward CG. It is more difficult to trim than a conventional set up.
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35cm span, updated for the 2019 seasons rules. Great first build project for any age 11 and up. Designed to fly 80 sec. or better with stock prop and rubber. Adapted from Lloyd Shales' 1994 Minnow design with his blessing.
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Science Olympiad Div.B CLG, two glider base kit.
With instructions and building jigs.
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10:1 light duty winder, all plywood gears, a fun project with a functional winder once you are done.
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10:1 winder, easier to count turns
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Parts for two additional competition gliders.
No instructions, no catapult and no building jigs.
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1/4" wide masking tape - 60yd roll
color may vary according to availability
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Universal indoor model stand, ~9" tall for all stick fuselage type models, fixed wing and helicopters. Great for safely holding delicate Science Olympiad models.
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6 off - 15/64" OD - 7/64" ID (No. 5) Buta-N O-Rings
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Traditional boiled green soap and glycerene lube.
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Measures pitch in mm ratio at 70% radius for 140mm props on prop hanger or bare shaft.
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Measures pitch in inches at 70% radius for 5 1/2" props on prop hanger or bare shaft.
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Measures pitch in inches at 70% radius for 6" props on prop hanger or bare shaft.
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5 1/2" Prop on hanger for 1/8" x 3/8" stick models
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140mm prop kit
makes 5 props with 0.015" blade thickness
you set the pitch as desired.
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6" Prop on hanger for 1/8" x 3/8" stick models
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6" prop kit
makes 5 props with 0.010" blade thickness
you set the pitch as desired.
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6" Silver Tractor, for 3/64" shaft
New stock from Peck's new mold
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30g of 3/32" FAI Tan Super Sport Rubber strip
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4oz of 3/32" FAI Tan Super Sport Rubber strip
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1lb box of 3/32" FAI Tan Super Sport Rubber strip
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2 off x 12 inches - 0.033" Stainless Steel Spring Wire
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2 off x 12 inches - 0.047" Stainless Steel Spring Wire
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Laser-cut Hard Teflon Thrust Washers, 6 off
Size #1 - 1/8" OD for 1/32" shaft
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Measures P/D ratio at 70% point for 3" - 12" diameter FF props.
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