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AR15.COM
3/18/2010 2:52:04 PM EDT
I picked up a new with no box or instructions DD Lite 12.0 FSPM,
What is the barrel nut torque ??????????( I have their wrench)
What are the attaching screws tightened to??? just criss cross or is there a special procedure.
When re-installing the taper pins, Do you just support the barrel end since you can't put the FSB in a fixture???
I installed a few of the old 12.0FSP with the horrendous gap at the FSB a long time ago and can't remember if I did anything special for the taper pins.
Anybody care to p/m or email me the instructions would be GREATLY appreciated so I can file it away.
3/18/2010 7:31:19 PM EDT
[#1]
http://www.weaponevolution.com/forum/showthread.php?t=1
4/3/2010 5:01:25 PM EDT
[#2]
Does anyone know where i can  find a lite rail wrench in stock ?????
Ive searched everywhere
4/5/2010 6:24:15 AM EDT
[#3]
Quoted:
Does anyone know where i can  find a lite rail wrench in stock ?????
Ive searched everywhere


DD is behind on production, and I think they're sold out everywhere. I gave up and backordered one.
4/5/2010 9:22:52 AM EDT
[#4]
Shoot me an email and I'll reply with a PDF Copy of the installation instructions.  The barrel nut is to be torqued to 50 ft/lbs.  The screws need to be tightened in a criss cross pattern and have a torqe value of 29-32 in/lbs.  When reinstalling the taper pins, you will need to support the barrel.  I typically keep the upper in an upper reciever vice block and rest the barrel on a front sight block.