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5/20/2009 6:47:06 PM EDT
I have run across reference to T marked ?  I have a flat top upper on order from AIM Surplus and I think I noticed that the description said it is T Marker ?

    What is this all about ?

God bless
Wyr


5/20/2009 6:55:35 PM EDT
[#1]
The white markings on the upper which allow you to remove and replace parts in the same spot.....
5/20/2009 7:00:59 PM EDT
[#2]
it's just numbers spaced evenly among the picatinny slots on the rail, that allow you to remove and replace items onto the rail in exactly thr same spot, thus keeping the zero of optics etc.
5/20/2009 7:33:21 PM EDT
[#3]
Quoted:
it's just numbers spaced evenly among the picatinny slots on the rail, that allow you to remove and replace items onto the rail in exactly thr same spot, thus keeping the zero of optics etc.


Only applicable with high end mounts though...
5/20/2009 10:21:01 PM EDT
[#4]
yeah they're there for people who can't count :)

5/20/2009 11:22:10 PM EDT
[#5]
Quoted:
yeah they're there for people who can't count :)



1, 2, 5...shoot, that aint right, now I will never get it back to zero
5/21/2009 2:39:52 AM EDT
[#6]
Quoted:
yeah they're there for people who can't count :)



Or, for people who at a particular moment, have more pressing things to do other than count rail slots.  
5/21/2009 8:42:06 AM EDT
[#7]
Well , will probably be next week before that upper arrives .

    Once I install optics , they will probably stay put .

    So , no real need for the T-marks .

Thanks ,
God bless
Wyr
AR Sponsor