CMP Spitfire retract choice ?
#2
I use spring-air on mine. And on most of the others. I used home made struts on a 3/16" wire plug. You can just barely see it.
Edwin
edit- I had to beef up the mounts also.
Edwin
edit- I had to beef up the mounts also.
#3

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From: El Reno,
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I too use the Spring-Air retract units . The 700 series I think. 90.deg. And the Robarts 3/8" straight struts.
[link=http://www2.towerhobbies.com/cgi-bin/wti0001p?&I=LXES65&P=0]Robart straight strut at Tower[/link]
[link=http://www2.towerhobbies.com/cgi-bin/wti0001p?&I=LXES65&P=0]Robart straight strut at Tower[/link]
#5
I just checked my paper work, Im pretty sure mine are 104 hd (heavy duty). It uses a 3/16" wire strut. I think that 700 series would be better though. I order my retracts straight from spring-air. Good people to deal with and sometimes you can get them cheaper buying direct from him. Nobody carries them anymore locally here. I once ordered the wrong retracts for a GS TF P-47. He said just send them back and he sent me the right ones. Took a couple of weeks. I'm never in a hurry when I mail order. Heres their web site with some prices, http://www.retracts.com/
Edwin
Edwin
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From: El Reno,
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I think he charged me $155.00 for my last set of 704,, 85.deg Spring-Airs. Comes with everything needed for install. Air tank, valves, Ts, hoses, connectors and air line attachments. And a manual.
As Edwin mentioned,,, the 3/16" wire inserts are standard with the units although you can get the 3/8" inserts and use an adaptor. I kinda like the wire inserts for these CMP birds. Bending the wire slightly to get a good fit into the wheel wells is easier than shimming the heck outta the retract unit. Plus it's better to bend the wire after a hard landing than a strut.
There are better custom built struts out there for sure. But I've never found anything better in a retract unit than Spring-Air. At least for these lower priced CMP kites.
Gearing a $3000.00 + warbird is a differant story. Although he makes units for mighty big warbirds as well.
As Edwin mentioned,,, the 3/16" wire inserts are standard with the units although you can get the 3/8" inserts and use an adaptor. I kinda like the wire inserts for these CMP birds. Bending the wire slightly to get a good fit into the wheel wells is easier than shimming the heck outta the retract unit. Plus it's better to bend the wire after a hard landing than a strut.
There are better custom built struts out there for sure. But I've never found anything better in a retract unit than Spring-Air. At least for these lower priced CMP kites.
Gearing a $3000.00 + warbird is a differant story. Although he makes units for mighty big warbirds as well.




