I have one with crd on my PWS 308 12".
It works wery well, with and without crd.
This one is for my AAC 300blk 9" upper.
Maybe i will short it to 2 chambers instead of 3...
Reviewed by: Paolo Delfino from Italy on 11/1/2014
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No Weapon Disassembly Required - Fits Milspec & Commercial Buffer Tubes
QD Sling Mount Attaches To Any 1913 Picatinny Rail
NEXT DAY DELIVERY AVAILABLE
that's one full month
ONLY THE BEST