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9/5/2005 9:34:29 AM EDT
I have a buddy that wants to build a M4gery using his Bushy lower (Pre '94  if it matters). The question is: Will a Colt  LE upper assembly and a Colt M4 stock fit directly on the Bushy lower? I remember reading something about  Colt  and Bushy buffer tubes or stocks being a little different. Anyone think of anything else we should consider?

Thanks,
GK
9/5/2005 10:12:31 AM EDT
[#1]
You should have no problem building it. Both companies have good parts.

Post pics when you guys finish.
9/5/2005 10:26:48 AM EDT
[#2]

Quoted:
I have a buddy that wants to build a M4gery using his Bushy lower (Pre '94  if it matters). The question is: Will a Colt  LE upper assembly and a Colt M4 stock fit directly on the Bushy lower? I remember reading something about  Colt  and Bushy buffer tubes or stocks being a little different. Anyone think of anything else we should consider?

Thanks,
GK



Nothing to consider, go for it
9/5/2005 1:15:40 PM EDT
[#3]
Thanks for the comments, guys.
I remember reading something, maybe in the collapsable stock thread about  "milspec" buffer tubes, Colt  and aftermarket stocks and interchangeability.
Does anyone have any idea WTF I am talking about
9/5/2005 1:33:56 PM EDT
[#4]
You are referring to the COLT collapsible stock buffer tube... The tubes O.D is different than aftermarket stocks...  I believe that the CMT buffer tubes are the same size as COLTS...  

What this means is, You can not remove a COLT plastic collapsible (carbine) stock off of a COLT buffer tube and then slide it onto a Bushmaster collapsible stock (carbine) buffer tube, it wont fit, the tubes are different diameters...

It has to be paired as,

COLT carbine buffer tube + COLT carbine stock

                            .. OR ..

Bushmaster carbine buffer tube + Bushmaster carbine stock

You cant mix and match...

9/5/2005 1:48:35 PM EDT
[#5]

Quoted:
Thanks for the comments, guys.
I remember reading something, maybe in the collapsable stock thread about  "milspec" buffer tubes, Colt  and aftermarket stocks and interchangeability.
Does anyone have any idea WTF I am talking about


What they said is true, in addition:

Colt, LMT, Stag Arms/ CMT and Vltor tubes are Mil-Spec and are interchangeable with the noted brand's stocks.

Commercial brands stocks are not compatible with Mil-Spec buffer tubes.
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