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Worked great on my LR308. I will be purchasing another for AR15's to replace my plastic vise mounts. I found this device far superior to the plastic versions. Great product
Of the limited options available for AR-10 vise blocks, this was one of the few that was in stock at the time. I bought it to try and it worked great. I used this on an AERO M5 upper and had no issues with binding or spacing. Handles the barrel nut t...
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In the proprietary world of AR-10® / LR308 / AR308 arms there are fewer options for tools and fixtures compared to the “mil-spec”
AR-15 systems. This works nicely with my ArmaLite AR-10®!
I contacted NCSTAR/VISM to ensure ArmaLite compatibility p...
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Jumped into the AR10 qorld and needed a new set of tools, really like this block. Easy to use and secure. Put a barrel on an M5 upper with no issue.
On mine, the bolts were torqued down insanely tight and I used a small cheater pipe to break them lo...
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Bolting the two halves of the upper receiver block fully supports the upper receiver to prevent damage from torque twisting forces when installing or removing barrels from the
receiver.
The upper half of the block inserts into the AR10 receiver just like a bolt carrier group. The bottom half of the block can be bolted together with the upper block half with the
provided steel bolts. This fully supports the inside and the bottom of the AR10 receiver and it also leaves the receiver optics rail open for mounting accessories and optics.
The AR10 upper receiver block also has a hole through the length of the block to act as a bore brush guide for cleaning out the bore of the barrel.
Specifications for VISM AR10 Upper Receiver Block:
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