One can purchase a Smith & Wesson Extreme Ops knife from specialized stores. Online stores like Amazon also offer Smith & Wesson Extreme Ops knife at a very reasonable price.
10-50 usd
10-100 usd
50 USD
smith&wesson stainless steel 420
50-100 usd
50 USD or so
65 USD or so
50-110 USD
Yes, to knife click R3. The knife is extremly lethal and will kill the enemy with one blow in close quarters combat.
To close the blades press the button and they will close the rest should just close if you push them
No such firearm model number