Over barrel reflex type.
About 300-400 rounds fired.
Strippable design (though never taken apart)
Light alloy design 680g
1/2 inch UNF
Very robust, upto 6mm.
I still have another one of these fitted to my 6.5x55
the reason for sale is i have bought a smaller mod to go on my .222 light weight and it doubles up nicely on the 22250
pm me for tranaction details