Aluminium shank for sharp shooters!
TEC-HRO fanatic is an aluminum rifle stock for KK rifles. This shaft is the newest int. sporty demands in all. So about the backend within seconds of the fore-end can be removed and replaced (advantage in the three positions final).
You can also use some Anschütz, Walther, Feinwerkbau, Bleiker almost all currently popular small-calibre gun systems is...
The adjustment possibilities of the shaft leave no wishes unfulfilled!